-4y+21=105

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Solution for -4y+21=105 equation:


-4y+21=105

We simplify the equation to the form, which is simple to understand 
-4y+21=105

We move all terms containing y to the left and all other terms to the right. 
-4y=+105-21

We simplify left and right side of the equation. 
-4y=+84

We divide both sides of the equation by -4 to get y. 
y=-21

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