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how to solve 4x+y=-8 and y=1-x using subsituationand showing work please give me the right answer.

Sagot :

Yang100

Answer:

x=-3, y=4. (-3, 4).

Step-by-step explanation:

4x+y=-8

y=1-x

--------------

4x+(1-x)=-8

4x+1-x=-8

4x-x=-8-1

3x=-9

x=-9/3

x=-3

y=1-(-3)

y=1+3

y=4

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