Answer:
a = - 10
Step-by-step explanation:
3a – 8 = 5a + 12
3a – 8 + 8 = 5a + 12 + 8
3a = 5a + 20
3a - 5a = 5a + 20 - 5a
- 2a = 20
[tex]\dfrac{-2a}{-2}=\dfrac{20}{-2}[/tex]
a = - 10
Solve the following equation algebraically:
5x2 = 60
a. x~+3.46
b. x~3.46
c. x = 12
d. x =+12
Please select the best answer from the choices provided
Answer:
A. X~+3.46
Step-by-step explanation:
I calculated logically
The Econ motel charges $260 for 4 nights, how much would they charge for 7 nights?
Answer:
$455
Step-by-step explanation:
To find the answer, divide 260 by 4 to find the cost of one night. This gets us 65. Now, we multiply 65 by 7 to get 455. This means it costs $455 for 7 nights.
Answer:
$455
Step-by-step explanation:
260 divided by 4 is 64
64 times 7 is 455
Solve the inequality
Answer:
x ≥ -64
Step-by-step explanation:
"3/4ths of a number is greater than or equal to -48"
3/4 of a number ≥ -48
Let's say the number is x.
(3/4)x ≥ -48
Multiply both sides by 4.
3x ≥ -192
Divide both sides by 3.
x ≥ -64
pls help !! - Using the graph below, what is the rule for a translation form point A to point D?
Answer:
B
Step-by-step explanation: i took the test on docs/forms
Can some one help me please
Answer:
B
Step-by-step explanation:
x+2+10 is 13 which is the beginning of the perimeter
Simplify:
3 [23 + (4 – 2)3 – (6 - 2)2]
A. 3
B. 12
D. 24
E-3
Answer:63
Step-by-step explanation:
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Step-by-step explanation:
Peter Piper picked a pack of pickled peppers. If Peter Piper picked a pack of pickled peppers, How many packs of pickled peppers did Peter Piper pick?
PLEASE HELP ASAP please someone help me so far my day has sucked and I need help. this is easy math just help meeeee.
5/6 +4/5
please help me answer correctly my grade depends on it
Answer:
1 19/30
Step-by-step explanation:
Answer:
NEVERMIND (I thought 45/30, but i dont know)
Step-by-step explanation:
PLEASE HELP!!!! ❗❗❗❗❗❗❗
I NEED THE ANSWER TO THIS ASAP!!! PLS HELP!!! question below ;-;
the track team is trying to reduce their time for a relay race. First they reduced their time by 2.1 minutes. Then they are able to reduce that time by 1/10. If their final time is 3.96 minutes, what was their beginning time? Show or explain your reasoning.
Answer:
6.27 minutes
Step-by-step explanation:
3.96+2.1=6.06
1/10=0.1x2.1=0.21+6.06=6.27
HELP PLEASE ANSWER FAST!!!!! WILL MARK BRAINLYEST!!!!!!!!
The graph of f(x) = (0.5% is replaced by the graph of g(x) = (0.5)* - k. If g(x) is obtained by shifting f(x) down by 5 units, then what is the value of k?
A. K= 1/5
B. k=5
C. k=-1/5
D. k= -5
Answer:
b is the answer
Step-by-step explanation:
the graph of f(x)=0.5x is replaced by the graph of g(x) = 0.5x-k
if g(x) is obtained by shifting f(x) down by 5 units,
then the graph of f(x) = 0.5x is replaced by the graph of g(x) = 0.5x-5
so k = 5 units
hope this helps
Question 2
20 pts
Michelle deposits $750 into a new bank account that earns 2.5% simple interest per
year. What is the total amount in the account
after 3 years?
$56.25
$806.25
$45
$4500
Answer:
see answer above for your question
28
6. Hannah has 229 horse stickers and
164 kitten stickers. How many more
horse stickers than kitten stickers does
Hannah have?
Subtract 229 and 164 its 65 so thats your answer .
NEED HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
n+3 +n for n = 6 Can you help
Answer:
15
Step-by-step explanation:
If I am not mistaken, since n is 6 you would replace n with 6 so it would be 6+3+6= 15.
I hope this helps :)
3x + y = 15 and y = 2x
The solution, given in (x,y) form is
Answer: (3, 6)
Step-by-step explanation:
3x + y = 15
y = 2x
Using substitution:
3x + 2x = 15
5x = 15
x = 15/5
x = 3
y = 2x
y = 2 * 3
y = 6
x = 3
y = 6
= (3, 6)
Seventh grade
AA.5 Area of circles YA8
The radius of a circle is 9 feet. What is the circle's area?
Use 3.14 for .
square feet
Submit
Answer:
A=pi x r^2
A= 3.14 x 9^2 feet
A= 3.14 x 81 feet^2
A= 254.34 ft^2
A 15-foot statue casts a 20-foot shadow. How tall is a person who casts a 4-foot-long shadow? Question 1 options: A) 3 feet B) 3.75 feet C) 0.33 feet D) 5 feet
The correct answer is A) 3 feet.
A 15-foot statue casts the shadow of 20 food, then a 4-foot-long shadow will be cast by a 3-foot-tall person.
What are arithmetical operations?The four fundamental operations of arithmetic are addition, subtract, multiply, and division of two or more numbers. Included in them is the study of integers, especially the order of operations, which is important for all other aspects of mathematics, notably algebra, information management, and geometry.
From the data in the question,
15-foot statue = 20-foot shadow
x-foot man's height = 4-foot long shadow
20x = 60
x = 60/20
x = 3 foot.
To know more about arithmetical operations:
https://brainly.com/question/14308529
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A giant tortoise moves at a slow but steady pace. It takes
the giant tortoise 3 seconds to travel 10.5 inches.
How many inches will the tortoise travel in 1 second?
the price of a sweater was reduced from 20$ to 12$ by what percentage was the price of the sweater reduced
Answer:
11%
Step-by-step explanation:
the answer is 11 because you need to minus
3/2+b=7/4 what is the value of B
b = 1/4
b = 0.25
Move all terms not containing b to the right side of the equation.
Answer:
b=1/4
Step-by-step explanation:
Help please!!! will give brainliest
Answer:
Step-by-step explanation:kytiyfkutfdc
F(x)=x-7
What is the value of x when f(×) =3
Answer:
3= x - 7 (write out the equation and think of what number with 7 subtracted would be equal to 3)
3= 10-7 (10-7 is equal to three, so that's what x has to be)
x=10
Step-by-step explanation:
The sugar is sold at & 5.4 per kg at
At what price should it be sold per kg to com
a profit of 20%
the sugar is sold at rupees 5.4 per kg at a loss of 10% at what price should it be sold per kg to earn a profit of 20%
Answer:
7.2 rupees
Step-by-step explanation:
Given that at a loss of 10 percent which is 90% price, we have sugar sold at 5.4 rupees per k.g
Hence, at 100 percent we have => 5.4 × (100 ÷ 90 )= 6 rupees per kg.
Therefore, at 100 percent, where we have 6 rupees per kg, to make a profit of 20% we have
6 rupees per kg x 120% = 6 × 1.2 = 7.2 rupees per kg.
Hence, the final answer is 7.2 rupees per kg to make a profit of 20%.
0.9b + 12 = 0.8b - 9
Answer:
0.9b+12=0.8b-9
0.9b+0.8b= -9-9
1.7b=-21
=-12.352
The length of a rectangle is 7/10 feet and it's width is 1/5 feet. What is it's perimeter?
Answer:
9/5 feet if they want an improper fraction
Step-by-step explanation:
p = 2l + 2w
2(7/10) = 14/10
rewrite 1/5 as 2/10
2(2/10) = 4/10
14/10 + 4/10 = 18/10 feet or simplified to 9/5 feet if they want an improper fraction
Beth is making fruit salad. She adds 4 grapes for every 2 strawberries. If she uses 20 strawberries, how many grapes will she use?
Answer:40
Step-by-step explanation:2x+4x where the 4 represents every clump of 4 grapes and the 2 is strawberries
If z = 1 + StartRoot 3 EndRooti, what is z5? 16 + 16StartRoot 3 EndRoot i –16 + 16StartRoot 3 EndRoot i –16 – 16StartRoot 3 EndRoot i 16 – 16StartRoot 3 EndRoot i
Answer:
The answer is C
Step-by-step explanation:
Correct answer shown on edge
The power of 5 of complex number z is (-16√3 + 16) + 4(-√3 + 3)i
What is a complex number?It is defined as the number which can be written as x+iy where x is the real number or real part of the complex number and y is the imaginary part of the complex number and i is the iota which is nothing but a square root of -1.
We have:
z = 1 + √3i
We have to find: z⁵
z⁵ = (1 + √3i)(1 + √3i)(1 + √3i)(1 + √3i)(1 + √3i)
z⁵ = (-2 + 2√3)(1 + √3i)(1 + √3i)(1 + √3i)
[tex]\rm z^5=\left(2\sqrt{3}-2\right)+2\left(3-\sqrt{3}\right)i(1+\sqrt{3}i)(1+\sqrt{3}i)[/tex]
[tex]\rm =\left(-4\sqrt{3}+4\right)+4\left(3-\sqrt{3}\right)i(1+\sqrt{3}i)[/tex]
z⁵ = (-16√3 + 16) + 4(-√3 + 3)i
Thus, the power of 5 of complex number z is (-16√3 + 16) + 4(-√3 + 3)i
Learn more about the complex number here:
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eden purchased a home for $156,200. The home appreciates about 4.5% each year. what is the value of the home after 17 years?
Answer:
590,088
Step-by-step explanation:
So you divide 156,200 by 4.5 then once you have that times it bye the 17 years I think
Find the point that maximizes the objective functions P=2x+5y using constraints:
y>=10-2x
y<=7-1/2x
x>=0
y>=0
Answer:
(2,6)
Step-by-step explanation:
What is the autput the following machine when the intut is 4
INPUT--------》Subtract7----------》Divide by 3----------》OUTPUT
Input is 4.
Process machine:
Input > - 7 > ÷ 3 > Output
Solve:
(Input) 4 - 7 = -3
-3 ÷ 3 = -1 (Output)
Input = 4
Output = -1
Answer:
-1 (negative 1)
Step-by-step explanation:
The input, which is 4 minus 7 is -3. -3 divided by 3 is -1.
Which means the output will be -1 if the input is 4.
Hope it helps
Have a great day