18=3(h-1)

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Solution for 18=3(h-1) equation:


Simplifying
18 = 3(h + -1)

Reorder the terms:
18 = 3(-1 + h)
18 = (-1 * 3 + h * 3)
18 = (-3 + 3h)

Solving
18 = -3 + 3h

Solving for variable 'h'.

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

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

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

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

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

Combine like terms: -3 + -18 = -21
-3h = -21

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

Simplifying
h = 7

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