Answer:
c. c=6chocolate bars
Step-by-step explanation:
because the store started with 6 bars of chocolate
Match the following equations to their solutions. (Answers should be ordered pairs like this (x,y)
2x - y = 14
y = -2x - 1/2
7 + 5x = y + 7
3x + 2y = 36
6 - x = 4y
9x = 2y
Answer:
1. (8,2)
2. (-0.25,0)
3. (1,5)
4. (10,3)
5. (6,0)
6. (2,9)
Is the work shown below correct? Explain your
answer.
(11 + 21 ) - (3 - 107)
= 11 + 21 - 3 - 10/
= (11 - 3) + (21 - 107)
Answer:
no
Step-by-step explanation:
u just moved the numbers around
Answer:
no
Step-by-step explanation
The work shown is not correct.
The subtraction sign did not get distributed to the –10i.
The sign on –10i should have changed.
The imaginary part should be 12i.
caculate the average speed from points D to point E
Answer:
20 seconds
Step-by-step explanation:
30 is where the E point is at while 10 is where D-point at.subtract these 2 and youll get 20
Please help, I’ll give thanks and brainliest.
Answer:
Upper answer is right......
Graph the line with slope 1/4 and y intercept -2
Answer:
y= 1/4x -2
Step-by-step explanation:
Y=mx+b
m is the slope
b is the y intercept
The equation of line is y= 1/4x -2 .
What is slope?A line's slope is determined by how its y coordinate changes in relation to how its x coordinate changes. y and x are the net changes in the y and x coordinates, respectively. Therefore, it is possible to write the
change in y coordinate with respect to the change in x coordinate as,
m = Δy/Δx
where, m is the slope
Given:
slope = 1/4 and y intercept = -2
Using slope- intercept form
y= mx + b
y= 1/4x + (-2)
y= 1/4x -2
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Brianna jogs 15 minutes more on Sunday than Saturday. She jogged 26 minutes on Saturday.
a.
How many minutes does she jog on Sunday?
Answer:
41
Step-by-step explanation:
15+26=41
Answer:
41 minutes
Step-by-step explanation:
If she jogged 15 minutes more on Sunday than Saturday, we can find how many minutes she jogged on Sunday by adding 15 to Saturday's amount:
So, add 15 to 26:
15 + 26
= 41
So, she jogged 41 minutes on Sunday.
Evaluate the following expression: (show work)
3x^2 – 4^3 – 4^3 – z
If x =3, y =–2 and z=-5
she remaining amount Lily has yet to pay Megan is $. Lily owed Megan $129.42. So far, she has paid Megan $32.56.?????
Answer:
129.42 - 32.56 = 96.86$
What is the answer to this question?
Answer:
≈ 3.9 miles
Step-by-step explanation:
The third angle in the triangle is
180° - (53 + 78)° = 180° - 131° = 49°
Using the Sine rule in the triangle with distance from 2 being x, then
[tex]\frac{3}{sin49}[/tex] = [tex]\frac{x}{sin78}[/tex] ( cross- multiply )
x × sin49° = 3 × sin78° ( divide both sides by sin49° )
x = [tex]\frac{3sin78}{sin49}[/tex] ≈ 3.9 ( to the nearest tenth )
what is the slope of y = -x + 7
Answer:
slope m = - 1
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
y = - x + 7 ← is in slope- intercept form
with slope m = - 1
Mya applied the distributive property to write the equivalent expressions below
45+ 72 - 9(5 + 9)
What is Mya's error?
Mya did not write the common factor in the correct place,
Mya wrote two expressions that are not equivalent
O Mya did not use the correct operations in the equation,
Mya used a factor that is not common to 45 and 72,
Answer:
Mya wrote two expressions that are not equivalent
Step-by-step explanation:
45 +72 does not equal to 9(5+9)
9(5+9) = 45 + 81
Answer:
D
Step-by-step explanation:
I dislike these kinds of questions. I could argue either of 2 answers - b and d.
b says that her error was that she wrote two expressions that are not equivalent and that is true. She did not write equivalent expressions.
d says she didn't use a common factor to both terms and that is true.
The actual answer is that she made a silly error which we all often do.
8 * 9 is 72
so the distributive property should be
9(5 + 8)
So, what's the answer? I would pick D, but hold your nose when you enter it.
what is the measure of the line segment AB if D is between A and B, AD = 7, and DB = 12?
Answer:
Given AD = 7 and DB = 12, to find AB you need to add them
AB = 12+7
AB = 19
The measure of the line segment AB is 19 units.
What are the coordinates of midpoint of the line segment AB?Suppose we've two endpoints of a line segment as:
A(p,q), and B(m,n)
Then let the midpoint be M(x,y) on that line segment. Then, its coordinates are:
[tex]x = \dfrac{p+m}{2}andy = \dfrac{q+n}{2}[/tex]
We are given that;
AD = 7, and DB = 12
Now,
To find the measure of the line segment AB, we need to use the segment addition postulate. The segment addition postulate states that if a point is between two other points on a line segment, then the sum of the lengths of the two smaller segments is equal to the length of the larger segment.
In this problem, D is between A and B, so we can apply the segment addition postulate and write:
AD + DB = AB
Substituting the given values of AD and DB, we get:
7 + 12 = AB
Simplifying, we get:
19 = AB
Therefore, by the given point the answer will be 19 units.
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what is 1 1/2 times 1 1/8
Anwser
In fraction form it is 27/16 but in decimal form it is 1.68
I am in 8th grade algebra so I already learned this!!
Answer:
1.68
Step-by-step explanation:
other person is correct
What is the slope of the line parallel to 7x + 4y = -16?
Answer:
The slope of the line that is parallel to the given line is [tex]\frac{-7}{4}[/tex]
Step-by-step explanation:
Parallel lines have the same slopes and different y-intercepts
The slope of the line who has an equation ax + by = c is m = [tex]\frac{-a}{b}[/tex]
Let us use these rules to solve the question
∵ The equation of a given line is 7x + 4y = -16
→ Compare it with the form of the equation above
∴ a = 7 and b = 4
∵ The slope of the line = [tex]\frac{-a}{b}[/tex]
∴ The slope of the line = [tex]\frac{-7}{4}[/tex]
∵ Parallel lines have the same slope
∴ The slope of the line that is parallel to the given line is [tex]\frac{-7}{4}[/tex]
hep please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Hm, D would equal either 5 or 6.
Answer: d=3
Step-by-step explanation:because if u plug it in that will be grater
simplify x X x^5 divided by x^2 X x
Answer:
[tex]\huge\boxed{(x\cdot x^5):(x^2\cdot x)=x^3}[/tex]
Step-by-step explanation:
[tex](x\cdot x^5):(x^2\cdot x)\qquad|\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=x^{1+5}:x^{2+1}=x^6:x^3\qquad|\text{use}\ a^n:a^m=a^{n-m}\\\\=x^{6-3}=x^3[/tex]
Answer:
X × X^5 ÷ X^2 ×X
X^3
because the same variable can be cancelled.
What is the equation in slope-intercept form of the line that passes through the points (−4, 2) and (12, 6)?
Answer:
y = 1x/4 +3
Step-by-step explanation:
True or False: X=3 is the solution to 2x+10/5=4.
1. True
2. False
Answer:
Step-by-step explanation:
False
I desperately need the answer please what is a chair
Answer:
a seat-that u sit on when you are teird ummmm yeah have a nice dayyyy
I need help will mark BRAINLIEST if right!!!!!!!!
Answer:
Line EH
it says I have to
Answer:
EH
Step-by-step explanation:
TRUST ME
Divide. Round your answer to the nearest whole number.
91,543 = 5 =
Answer:
i assume you mean divide so its 18308
Step-by-step explanation:
scientific notation the question is 4x10 to the power of negative 9
Answer: -15
Step-by-step explanation:
I think that's right
PLEASE HELP ILL GIVE BRAINLIEST. Which graph displays a rate of change of 2.5?
fy
Ay
4
2
2
x
X
2
4
2
-2
4
2.
-4
-4
4
-2.
2
2
2
-4
Step-by-step explanation:
i can't see the graph but I have done it before it is middle one
Answer to this??????
Answer:
16 × 10^11= 1.6e+12
8 × 10^5= 800000
Step-by-step explanation:
will mark brainliest
Write an expression for the perimeter of the triangle shown below:
A triangle is shown with side lengths labeled 2.3x plus 14, 2x, and negative 0.2x plus 15.
4.1x + 29
4.1x − 29
4.5x + 29
4.5x − 29
what is the y - intercept
Answer:
The y- intercept is 1
Step-by-step explanation:
Since the line crosses the y-axis at 1, the y-intercept is 1. Like the x-intercept. The line crosses the x-axis at um.. I would say about -1.5, so the x-intercept is -1.5.
Hope this helps you!!!
ASAP
Can someone help me with this pleaseeee
PLEASE HELP!!!! GIVING BRAINLIEST!!!
Identify the missing input value.
Answer:
The answers are 34 on the in side and 57 on the out side
Step-by-step explanation:
This is because if you subtract 4 from 9, you will get 5. when you subtract 4 from 19, you will get 15.
I hope this helps
Answer:
In: 33 Out: 29
In: 62 Out: 58
Step-by-step explanation:
Lets find the rate of change first;
[tex]\frac{y^{2}-y^{1} }{x^{2}-x^{1} }=\frac{15-5}{19-9}=\frac{10}{10}=1[/tex]
Town A has 14,700 residents and covers 42 square miles. Town B has 58,000 residents and covers 116 square miles. Which comparison is accurate?
Town A has 150 more residents per square mile than town B.
Town B has 150 more residents per square mile than town A.
Town A has 585 more residents per square mile than town B.
Town B has 585 more residents per square mile than town A.
Answer: b town b has 150 more residents per square mile than town A
Step-by-step explanation:
Answer:
Town B has 150 more residents per square mile than town A.
Step-by-step explanation:
I got it right on edge 2021 :) I hope its right and that you have an amazing day you amazing person :DD
9. Suppose GH = JK. HI = KI and QI = ZL. How can you prove that GHI is congruent to JKL ?
You can use SAS to prove the triangles are congruent.
You can use SSS to prove the triangles are congruent.
You can use SSA to prove the triangles are congruent.
There is not enough information to prove that the triangles are congruent.
Answer:
C. SSSStep-by-step explanation:
Since we are not given any angle measure and three side measure, we can prove these triangles congruent by SSS.
To prove triangle GHI and JKL are congruent, rule SSS is used.
What are congruent triangles?Two triangles are said to be congruent if all three corresponding sides are equal and all the three corresponding angles are equal in measure.
Different rules of congruency are as follows.
SSS (Side-Side-Side)
SAS (Side-Angle-Side)
ASA (Angle-Side-Angle)
AAS (Angle-Angle-Side)
RHS (Right angle-Hypotenuse-Side)
Given
Triangles GHI and JKL
GH = JK
HI = KI
QI = ZL
All three sides are equal in both triangles.
By side-side-side theorem,
ΔGHI ≅ΔJKL
Hence, by SSS theorem, it is proved the triangles are congruent.
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