1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ozzi
3 years ago
15

Given that R = 8 x + 4 y Find y when x = 8 and R = 30 Give your answer as an improper fraction in its simplest form.

Mathematics
1 answer:
Maksim231197 [3]3 years ago
8 0

Answer:

y = -17/2

Step-by-step explanation:

Substitute with the givens.

30= 8(8) + 4y.

Multiply parentheses.

30 = 64 + 4y

Subtract.

30-64= -34

-34 = 4y.

Divide each side by 4.

y = - 8.5, or -17/2

hope that is right!

You might be interested in
-3x - 8 + 6x = 7 wat is the answer
Aliun [14]
3x-8+6x=7
9x-8=7
9x=15
x=9/15
x=3/5

7 0
3 years ago
Read 2 more answers
Lily has a stamp collection .she has 54 more U.S stamps than foreign stamps . she has 652 stamps in all.
NISA [10]

Answer:

foreign stamps = 299

US stamps = 353

Step-by-step explanation:

Let number of foreign stamps be x.

Given she has 54 more U.S stamps than foreign , US stamps = x +54

Total stamps = US + Foreign

652 = x + 54 + x

652 - 54 = 2x

598 = 2x

x = 299

7 0
3 years ago
Darrin lives in Washington, D.C., which has a sales tax of 6%. He just bought a video camera whose full price was $620, but afte
marshall27 [118]
562.20 So the answer is A.
7 0
3 years ago
Read 2 more answers
Which graph????????????
Marina86 [1]

Answer:

that one of course

Step-by-step explanation:

its THAT one

5 0
3 years ago
a bank offers a home improvement loan with simple interest at an annual rate of 12% j.t. borrows $14000 over a period of 3 years
I am Lyosha [343]
Interest = PRT/100
I= 14000*0.12*3
I=5040

Add Interest to the Principal
14000 + 5040
= $19,040 
A is the answer.
3 0
3 years ago
Other questions:
  • Three horses, call them a, b, and c, are going to race against each other. the probability that a will win the race is 1⁄5 and t
    7·1 answer
  • Please answer ASAP!!
    9·1 answer
  • You put $500 in your bank account. With an interest rate of 5%, how long will it take the account to reach $600?
    10·2 answers
  • Find the slope of the line that contains each of the following pairs of points. (3,-5) (0,0)
    15·1 answer
  • Ricky is inviting 8 friends to a party. If each friend will get 6 cookies and in each box are 10 cookies, how many boxes will Ri
    5·2 answers
  • Solve the system of equations using elimination 2x+y=3 and 3x-y=12
    15·1 answer
  • Which point represents the value of -(-2) on the number line?<br><br> (100 points pls help)
    9·2 answers
  • Polynomial Multiplication: Please HELP ITS FOR MATH!!!!
    5·2 answers
  • The median of the set of data with values 10,12,15,16,18,20 is?​
    13·2 answers
  • Maya purchased a prepaid phone card for$25. Long distance calls cost 9cent a minute using this card. Maya used her card only onc
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!