solve x+4y=6, 2x+7y=11 using the inverse matrix

need help solving by using the inverse matrix x+4y=6 2x+7y=11
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1 Answer

me dont wanna plae with matrix

line 1...x+4y=6 or 2x +8y=12

line 2...2x+7y=11

line1 -line2...(2x+8y) -(2x+7y)=12-11=1

y=1

from line 1...x=6-4y=6-4=2
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