7y-28=-7

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Solution for 7y-28=-7 equation:


7y-28=-7

We simplify the equation to the form, which is simple to understand 
7y-28=-7

We move all terms containing y to the left and all other terms to the right. 
+7y=-7+28

We simplify left and right side of the equation. 
+7y=+21

We divide both sides of the equation by 7 to get y. 
y=3

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