7h-21=86+2

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Solution for 7h-21=86+2 equation:


Simplifying
7h + -21 = 86 + 2

Reorder the terms:
-21 + 7h = 86 + 2

Combine like terms: 86 + 2 = 88
-21 + 7h = 88

Solving
-21 + 7h = 88

Solving for variable 'h'.

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

Add '21' to each side of the equation.
-21 + 21 + 7h = 88 + 21

Combine like terms: -21 + 21 = 0
0 + 7h = 88 + 21
7h = 88 + 21

Combine like terms: 88 + 21 = 109
7h = 109

Divide each side by '7'.
h = 15.57142857

Simplifying
h = 15.57142857

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