Question

-y= -x + 2
12 = -3x+12y

Answer 1

x = 4

y = 2

Explanation:

rewrite:

-y = -x + 2

12y = 3x + 12

--->

(multiply by -4) 4y = 4x - 8

(divide by 3) 4y = x + 4

===> 4x - 8 = x + 4

===> x = 4

===> y = 2