y-9+3y=7

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Solution for y-9+3y=7 equation:


y-9+3y=7

We simplify the equation to the form, which is simple to understand 
y-9+3y=7

We move all terms containing y to the left and all other terms to the right. 
+1y+3y=+7+9

We simplify left and right side of the equation. 
+4y=+16

We divide both sides of the equation by 4 to get y. 
y=4

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