Question

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Solve by using system of equations and substatuion

-3x - y = -13
x + 2y = 6

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Answer 1

x=4, y=1. (4, 1).

Explanation:

-3x-y=-13

x+2y=6

x=6-2y

-3(6-2y)-y=-13

-18+6y-y=-13

-18+5y=-13

5y=-13-(-18)

5y=-13+18

5y=5

y=5/5

y=1

x+2(1)=6

x+2=6

x=6-2

x=4