15=3(h+1)

Solution for 15=3(h+1) equation:

Simplifying
15 = 3(h + 1)

Reorder the terms:
15 = 3(1 + h)
15 = (1 * 3 + h * 3)
15 = (3 + 3h)

Solving
15 = 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.
15 + -3h = 3 + 3h + -3h

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

Add '-15' to each side of the equation.
15 + -15 + -3h = 3 + -15

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

Combine like terms: 3 + -15 = -12
-3h = -12

Divide each side by '-3'.
h = 4

Simplifying
h = 4