18h-42=15h-18

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Solution for 18h-42=15h-18 equation:


Simplifying
18h + -42 = 15h + -18

Reorder the terms:
-42 + 18h = 15h + -18

Reorder the terms:
-42 + 18h = -18 + 15h

Solving
-42 + 18h = -18 + 15h

Solving for variable 'h'.

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

Add '-15h' to each side of the equation.
-42 + 18h + -15h = -18 + 15h + -15h

Combine like terms: 18h + -15h = 3h
-42 + 3h = -18 + 15h + -15h

Combine like terms: 15h + -15h = 0
-42 + 3h = -18 + 0
-42 + 3h = -18

Add '42' to each side of the equation.
-42 + 42 + 3h = -18 + 42

Combine like terms: -42 + 42 = 0
0 + 3h = -18 + 42
3h = -18 + 42

Combine like terms: -18 + 42 = 24
3h = 24

Divide each side by '3'.
h = 8

Simplifying
h = 8

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