-7(h-y)=21

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Solution for -7(h-y)=21 equation: 


Simplifying
-7(h + -1y) = 21
(h * -7 + -1y * -7) = 21
(-7h + 7y) = 21

Solving
-7h + 7y = 21

Solving for variable 'h'.

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

Add '-7y' to each side of the equation.
-7h + 7y + -7y = 21 + -7y

Combine like terms: 7y + -7y = 0
-7h + 0 = 21 + -7y
-7h = 21 + -7y

Divide each side by '-7'.
h = -3 + y

Simplifying
h = -3 + y

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