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-5x+y=-1 and y-4x=3 solve by substitution

-5x+y=-1 and y-4x=3 solve by substitution
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-5x+y=-1 and y-4x=3 solve by substitution

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User Pradeepcep
by
8.0k points

1 Answer

5 votes
Y=5x-1

Substitute this into the other equation in the place of y

5x-1-4x=3
X-1=3
X=4

Substitute this into the original equation

Y=5(4)-1
Y=19
answered
User Superfro
by
8.3k points
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