How do you solve the system $3x - y = -6$ and $x + y = 2$ by graphing?

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How do you solve the system $3x - y = -6$ and $x + y = 2$ by graphing?

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Answer 1 · 2018-03-09T05:24:26

(-1,3)

Explanation:

To solve the system $3x-y=-6$ and $x+y=2$ by graphing, put the equations in slope intercept form:
$3x-y=-6$
$-y=-3x-6$
$y=3x+6$
and
$x+y=2$
$y=-x+2$
Then graph the two equations on a coordinate plane. The intersection of the lines will be the solution: (-1,3)

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How do you solve the system $3x - y = -6$ and $x + y = 2$ by graphing?

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How do you solve the system $3x - y = -6$ and $x + y = 2$ by graphing?