4(5+7h)=-21

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Solution for 4(5+7h)=-21 equation: 


Simplifying
4(5 + 7h) = -21
(5 * 4 + 7h * 4) = -21
(20 + 28h) = -21

Solving
20 + 28h = -21

Solving for variable 'h'.

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

Add '-20' to each side of the equation.
20 + -20 + 28h = -21 + -20

Combine like terms: 20 + -20 = 0
0 + 28h = -21 + -20
28h = -21 + -20

Combine like terms: -21 + -20 = -41
28h = -41

Divide each side by '28'.
h = -1.464285714

Simplifying
h = -1.464285714

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