Mathematics
martinaambrovc
15

Solve for x and y: 7y−5x=31 & x=4−2y

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(2) Answers
ashleyam2128

7*y - 5*(4-2y) = 7y - 20 +10y = 17y-20 = 31, y =3, x = -2. Weird 20 min without answer!

midousuji

y =3 x=-2 hope it helps

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