Question

Consider a system of equations 3x-y=5, 2x+3y=-15

Answer 1

A) 3x -y=5

B) 2x +3y=-15

Multiplying A) by 3 we get

A) 9x -3y = 15 then we add it to B)

B) 2x + 3y = -15

x = 0

A) 3*0 -y = 5

y = -5

Explanation:

Answer 2

A) 3

B) (0 , -5)

Explanation:

Because it is