Question

if y-x=4 and x is three times the value of y, what is the value of x + y?

A) -8
b) -4
c) 0
d) 6
e) 8

Answer 1

Answer:

E = 8

Step-by-step explanation:

y - x = 4

y - (3y) = 4

y - 3y = 4

2y = 4

y = 4/2

y = 2

x = 3y

x = 3×2

x = 6

x + y = 2+6

x+y = 8