SOLUTION: y=4X+12 -4X+3y=21

SOLUTION: y=4X+12 -4X+3y=21

Algebra.Com

Question 948955: y=4X+12
-4X+3y=21
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Substitute from the first equation into the second.

.
.

Then,

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