-5y+21=56

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Solution for -5y+21=56 equation: 


Simplifying
-5y + 21 = 56

Reorder the terms:
21 + -5y = 56

Solving
21 + -5y = 56

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-21' to each side of the equation.
21 + -21 + -5y = 56 + -21

Combine like terms: 21 + -21 = 0
0 + -5y = 56 + -21
-5y = 56 + -21

Combine like terms: 56 + -21 = 35
-5y = 35

Divide each side by '-5'.
y = -7

Simplifying
y = -7

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