Question

Which ordered pair is the solution to the system of linear equations y=-7x+2 and y = 9x-14?

(-5.1)
(1.-5)
(5.-1)
(-1,5)

Answer 1

y = -7x + 2
y = 9x - 14

-7x + 2 = 9x - 14
14 + 2 = 9x + 7x
16 = 16x
1 = x

y = -7x + 2
y = -7(1) + 2
y = -7 + 2
y = -5