Question

A system of equations is shown below. Find the solution by using substitution.

Answer 1

Answer:

a) $(-2, 0)$

Step-by-step explanation:

x + 2 = 3x + 6

-3x - 3x

___________

−2x + 2 = 6

- 2 - 2

_________

4 = −2x

_ ___

−2 −2

$-2 = x$ [Plug this back into both equations above to get the y-coordinate of 0]; $0 = y$

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