solve the system of equation

-9x+2y=3

-8x+7y=13

x=.106383

y=1.97872

I isolate y

y=9x+3 /2

-8x+7((9x+3)/2)=13

23.5x=2.5

x=0.106383

plug in for y

-9(0.106383)+2y=3

simplify

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