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Mathematics, 26.02.2020 21:59 mollyrosario

The equations in this system were added to solve for y. What is the value of y?
X+by - 10
-x+3y=-15
gy--5
Oyo-
calco
y=-
o y
Clocolo

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The equations in this system were added to solve for y. What is the value of y?
X+by - 10
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