Question

—2х + бу = 18
Зу = 15

Answer 1

x =6 y = 5

Explanation:

3y = 15

3/3 15/3

y= 5

-2x + 6(5) = 18

-2x + 30 = 18

-30 -30

-2x = -12

-2/-2 -12/-2

x = 6