SOLUTION: solve using elimination method: 4x-2y=1 4x-12y=2 (answer is ordered pair integers or fractions)
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Question 220833
:
solve using elimination method:
4x-2y=1
4x-12y=2
(answer is ordered pair integers or fractions)
Answer by
checkley77(12844)
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4x-2y=1
-(4x-12y=2) SUBTRACT)
------------------------
10Y=-1
Y=-1/10
Y=-.1 ANS.
4X-2*-.1=1
4X+.2=1
4X=1-.2
4X=.8
X=.8/4
X=.2 ANS.
PROOF:
4*.2-12*-.1=2
.8+1.2=2