Question

If 3x+2y=36 and (5y)/(3x)=5, what is the value of x+y?

Answer 1

16

Explanation:

5y/3x = 5

3x = 5y/5

3x = y

3x + 2y = 36

y + 2y = 36

3y = 36

y = 36/3

y = 12

3x = y

3x = 12

x = 12/3

x = 4

x + y

= 4 + 12

= 16

x + y = 16