what is x=4y+5 and x=3y-2 using substitution method?

It uses the substitution method for finding a point on a graph. This question is really confusing me.
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1 Answer

x=4y+5

x=3y-2

-from equation one x=4y+5

-substittuting x=4y+5 in equation two(2)

-4y+5=3y-2

-4y-3y=-2-5

-7y=-7

y=-7/-7

y=1

by Level 1 User (180 points)

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