3(h+4)=20+7h

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Solution for 3(h+4)=20+7h equation:


Simplifying
3(h + 4) = 20 + 7h

Reorder the terms:
3(4 + h) = 20 + 7h
(4 * 3 + h * 3) = 20 + 7h
(12 + 3h) = 20 + 7h

Solving
12 + 3h = 20 + 7h

Solving for variable 'h'.

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

Add '-7h' to each side of the equation.
12 + 3h + -7h = 20 + 7h + -7h

Combine like terms: 3h + -7h = -4h
12 + -4h = 20 + 7h + -7h

Combine like terms: 7h + -7h = 0
12 + -4h = 20 + 0
12 + -4h = 20

Add '-12' to each side of the equation.
12 + -12 + -4h = 20 + -12

Combine like terms: 12 + -12 = 0
0 + -4h = 20 + -12
-4h = 20 + -12

Combine like terms: 20 + -12 = 8
-4h = 8

Divide each side by '-4'.
h = -2

Simplifying
h = -2

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