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rinarinaa03 rinarinaa03
  • 05-02-2015
  • Mathematics
Answered

what is the solution of 3x+2y=22 , 3x-2y=2

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nightshade500
nightshade500 nightshade500
  • 05-02-2015

3x+2y=22
3x-2y=2
we add these to equations together
6x=24
x=4
then we plug in x to find y
3*4+2y=22
12+2y=22
2y=10
y=5
solution is (4,5) (x=4 and y=5)

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Anonymous Anonymous
  • 05-02-2015

it is 6x+4y=20...I THINK!!!
hope i helped

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