Question

PLEASE HELP: solve the exercise by reduction method

Answer 1

Answer:

a) x = -2

y = -4

b)x = -3

y = -9

Answer 2

Answer:

x/3 + y = -2

(x + 3y )/3 = -2

x + 3y = -6

then y = 2

x + 3× 2 = -6

x+6=-6

6+6= x

12 = x

ans is 12