Answer:
its 12
Step-by-step explanation:
plz mark as brainliest
x – 7y = –11
5x + 2y = -18
Answer:
hope this help you
Step-by-step explanation:
Simplifying
X + -7y = -11
Solving
X + -7y = -11
Solving for variable 'X'.
Move all terms containing X to the left, all other terms to the right.
Add '7y' to each side of the equation.
X + -7y + 7y = -11 + 7y
Combine like terms: -7y + 7y = 0
X = -11 + 7y
Simplifying
X = -11 + 7y
------------------------------------------------------------------------------------------------------------
Solving
5x + 2y = -18
Solving for variable 'x'.
Add '-2y' to each side of the equation.
5x + 2y + -2y = -18 + -2y
Combine like terms: 2y + -2y = 0
5x = -18 + -2y
Divide each side by '5'.
x = -3.6 + -0.4y
Simplifying
x = -3.6 + -0.4y
Enter an inequality that represents the description, and then solve.
Dave has $11 to spend on an $8 book and two birthday cards (c) for his friends. How much can he spend
on each card if he buys the same card for each friend?
Answer:
$6
Step-by-step explanation:
Neptune is approximately 2.795 x 109 miles from the sun. Jupiter is 4.838 x 108 miles from the sun. Approximately how many times farther is Neptune from the sun than Jupiter? A 0.173 B. 1.73 x 1017 C. 5.78 D. 5.78 x 1016
Answer:
d is answer
Step-by-step explanation:
ok this is real answer
A student wants to glue a piece of string from the center of a round table to the edge. If the circumference of the table is 24 inches, approximately how many inches of string will the student need?
Answer:
3.8 inches
Step-by-step explanation:
Divide 24 by 3.14 (Pi) then divide that number by 2
The number of inches of string that the student needs will be 3.82 inches,
What is the circumference of a circle?It is the close curve of an equidistant point drawn from the center. The radius of a circle is the distance between the center and the circumference.
Let r be the radius of the circle. Then the circumference of the circle will be
C = 2πr units
A student wants to glue a piece of string from the center of a round table to the edge. If the circumference of the table is 24 inches. Then the radius of the circle is given as,
24 = 2πr
r = 24 / 2π
r = 3.82 inches
The number of inches of string that the student needs will be 3.82 inches,
More about the circumference of a circle link is given below.
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Please answer correctly !!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!
Answer:
80 degrees. add the known angles, then subtract it from 180.
Solve for x: 7(9 + x) = 84
x= 3
x= 21
x=16
x=64
PLEASE HURRY WILL GIVE BRAINLIEST!!!
Answer:
my answer is 2 . 3 I think
Find the slope of the line going through the points (0, -7) and (8, 1).
Answer:
8,1
Step-by-step explanation:
maybe i think this will help you
Find the distance without using a coordinateplane
Answer:
d)
Step-by-step explanation:
[tex]\sqrt{(10-2)^2+(7-(-8))^2}[/tex]
[tex]\sqrt{64+225}[/tex]
[tex]\sqrt{289}[/tex]
17
d)
Please answer this question
Answer:
number: 2
Step-by-step explanation:
what is the ratio for the volumes of two similar pyramids, given that the ratio of thier edge lengths is 8:3
Answer:
512:27
Step-by-step explanation:
We just cube the edge length ratio since a pyramid is a 3-dimensional figure and volume is 3-dimensional:
8:3 -> 8^3:3^3 -> 512:27
Therefore, the correct answer is 512:27
Answer:
512:27 the answers is that one.
When exercising, the maximum heart rate (r ) in beats per minute is modeled by the equation shown in the box, where (a ) represents the age of the person in years. r = 220 - a If Sanchez is 34 years old, what is his maximum heart rate?
Answer:
186 beats per minute
Step-by-step explanation:
The maximum heart rate (r ) in beats per minute is modeled by the equation :
r = 220 - a ...(1)
Where
a is age of the person in years
If Sanchez age is, a = 34 years
Put a = 34 in equation (1)
r = 220 - 34
= 186 beats per minute
Hence, the maximum heart rate is 186 beats per minute.
Two sides of a triangle have lengths 7 and 13.
The third side has a length that is
Answer:
19?
Step-by-step explanation:
Treys grandmother stores her picture frames in a box. Each side of the box is 20 inches long. Trey wants to know the volume of the box
Answer:8000
Step-by-step explanation:
The Volume of the box will be 8000 in.³
What is volume ?
Volume is a three dimensional space occupy by the body of particular shape such as here :
It should be noted that a box has six sides that are equal. In this case, we've been given the side of one of the lengths to be 20 inches.
The volume of a cube is :
V = a³
Therefore, the Volume of the box will be :
V = 20³
V = 8000 in.³
Therefore, the Volume of the box will be 8000 in.³
Read related link on:
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please help!!! ASAP
Answer:D
Step-by-step explanation:
It's on a computer
Answer:
simulation
Step-by-step explanation:
im in 8th grade
Identify an equation in point-slope form for the line parallel to y =-2/3x+8 that
passes through (4,-5).
Find the area of the isosceles triangle. please help thanks
Answer:
1080 m^2 Don't submit m^2 in your answer.
Step-by-step explanation:
Givens
The catch is to find h
To do that, use a^2 + b^2 = c^2
a b and c are in the same 1/2 triangle.
a = 48/2 = 24 m
b = h = ?
c = 51 meters
Solution
a^2 + b^2 = 51^2 Substitute for b^2 = h^2
24^2 + h^2 = 51^2 Expand 24^2 and 51^2
576 + h^2 = 2601 Subtract 576 from both sides
h^2 = 2601 - 576
h^2 = 2025 Take the square root of both sides
h = 45
Area
Area = 1/2 b * h
Area = 1/2 48 * 45
Area = 1080
Remark
Notice that to find h you only use 1/2 of 48 because that is the base of the right triangle.
To find the area, you need to use all of 48 because 48 is the full length of the base.
$12,000 at 2.2% for 5 years.
what’s the interest?
Answer:
264.
Step-by-step explanation:
12,000X2.2%=264.
Katy bought a $76 dress at 33% off and a $52 pair of shoes at 15% off. If
sales tax is 6.75% how much did she pay in total?
Answer:
101.54
Step-by-step explanation:
Answer:
$103.21
Step-by-step explanation:
33% of 76=$25.08 then 76-25.08=$50.92
12% of 52=$6.24 then 52-6.24=$45.76
50.92+45.76=$96.68
6.75% of 96.68=$6.525-->$6.53
96.68+6.53=($103.21)
Solve the inequality + 6 > -3.
Answer:
True
Step-by-step explanation:
Investors buy a studio apartment for $140,000. Of this amount, they have a down payment of $21,000. Their down payment is what percent of the purchase price? What percent of the purchase price would a $7,000 down payment be?
Answer:
a. Down payment of $21,000
= 21,000 / 140,000
= 0.15
= 15%
b. Down payment of $7,000
= 7,000/ 140,000
= 0.05
= 5%
19. (3,5), (2,-2)
write an equation in slope-intercept form for the line that passes through each pair of points
Answer:
y=7x−16 the answer ;)
When Ellen’s family had completed 70% of a trip, they had traveled 35 miles. How far is the trip overall? (I need a number sentence/A complete sentence)
Answer:
If Ellen traveled 35 miles and this was 70% of her trip, then 100% of her trip would be 50 miles.
Step-by-step explanation:
You can solve this by setting up a proportion. 35/70 = ?/100. To solve this, cross-multiply 35 and 100 to get 3,500. Divide this by 70 and get 50. This means that 35/70 = 50/100.
11 more than a number q is negative 15.
Answer: 11 + q = -15
Step-by-step explanation:
Answer: 11 + q = -15
What is the distance between the points (-2, 4) and (7, -5)?
fully simplify the answer and plz explain
Hi there!
[tex]\large\boxed{x = \frac{24z}{(18 + yz)} }[/tex]
We can begin solving by creating a common denominator:
x · 3 · z = 3xz. This is the denominator that all of the numerators must have in order to work with the fractions.
Multiply each numerator by the missing parts of the common denominator:
[tex]\frac{8 * 3 * z}{3xz} - \frac{y * x * z}{3xz} = \frac{6 * 3 * x}{3xz}[/tex]
Simplify:
[tex]\frac{24z}{3xz} - \frac{yxz}{3xz} = \frac{18x}{3xz}[/tex]
Move all the fractions involving x in the numerator to the right-hand side of the equation:
[tex]\frac{24z}{3xz} = \frac{18x}{3xz} + \frac{yxz}{3xz}[/tex]
Combine fractions:
[tex]\frac{24z}{3xz} = \frac{18x + yxz}{3xz}[/tex]
Multiply both sides by 3xz:
[tex]24z = 18x + yxz[/tex]
Factor out "x" from the terms on the right-hand side:
[tex]24z = x(18 + yz)[/tex]
Divide both sides by (18 + yz)
[tex]\frac{24z}{(18 + yz)} = x[/tex]
Solve the inequality.
4(x +3) -72x+3(x + 1)
O A. X<5
O B. X> 3
C.
no solution
D.
all real numbers
which unite rate is the lowest price per ounce?
choice A: 25 ounces of potato chips for $3.49
choice B: 40 ounces of petato chips for $4.79
Help please!
Bart had an income of $38,250 last year. If the inflation rate is 4.5%, what is his purchasing power?
A. $33,614.85
B. $34,543.75
C. $34,998.15
D. $36,528.75
Answer: D) $36,528.75
=======================================================
Explanation:
Positive inflation eats away at the purchasing power of money.
If inflation is 4.5%, then the purchasing power goes down by 4.5% meaning his purchasing power is 100% - 4.5% = 95.5% of what it used to be.
95.5% of $38,250 = 0.955*38250 = 36,528.75
So his purchasing power is $36,528.75
The purchasing power of Bart by the income of last year is option D. $36,528.75.
What is Inflation?Inflation can simply be defined as the increase in the rate of the prices over a period of time. In other words, inflation describes how much more expensive has a commodity or service becomes in a period of time.
It is clear that, inflation decreases the purchasing power of money.
Given that, the inflation rate is 4.5%.
Also, Bart had an income of $38,250 last year.
Purchasing power will get decreased by 4.5%.
Purchasing power = $38,250 - ($38,250 × 4.5%)
= $38,250 - (1721.25)
= $36,528.75
Hence the purchasing power of Bart is $36,528.75.
To learn more about Inflation, click on the link given below :
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ASAP PLZZ Helllllpppp!!!! Figure N is the result of a transformation on Figure M. Which transformation would accomplish this?
Directions in the first screenshot.
Answer:
b
Step-by-step explanation:
I need the answer to this, with the explanation