SOLUTION: Solve by the substitution method 5x+3y=2 x=22-3y

SOLUTION: Solve by the substitution method 5x+3y=2 x=22-3y

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Question 349631: Solve by the substitution method
5x+3y=2
x=22-3y
Answer by Jk22(389) (Show Source): You can put this solution on YOUR website!
5x+3y=2
x=22-3y | subs x in preceding equation :

5*(22-3y)+3y=2 => 110-15y+3y=2 => 12y=108 => 6y=54 => y=9, x=22-3*9=22-27=-5

Verification :
5*(-5)+3*9=-25+27=2
22-3*9=22-27=-(27-22)=-5=x
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