SOLUTION: I need help with substitution. The equations are: y=2x-2 and y=x+2

Question 425698: I need help with substitution. The equations are: y=2x-2 and y=x+2
Found 2 solutions by stanbon, josmiceli:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
need help with substitution. The equations are:
y=2x-2 and y=x+2
----
Since both of those expressions are "y"
substitute for y to get:
x+2 = 2x-2
x = 4
--------------------------
Solve for "y":
y = x+2
y = 4+2
y = 6
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Cheers,
Stan H.
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Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
(1)
(2)
Substitute in (2) for in (1)

Subtract from both sides

Add to both sides

Divide both sides by

Now replace in (1) with

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