Question

Solve, using linear combination.

5x + 2y = –4
–3x + 2y = 12

A.
(–2, 3)

B.
(4, 0)

C.
(0, –2)

D.
(2, –7)

Answer 1

Which part is giving you trouble?

Answer 2

I tried plugging in all the numbers but i just couldnt find the answer

Answer 3

Well you can certainly get the answer from plugging it, but I think the point of the question is to show you how to solve equations simultaneously. are you familiar with this?

Answer 4

yes

Answer 5

Great, so lets try doing it that way. How would you start?