15=5(x+4)

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Solution for 15=5(x+4) equation:


Simplifying
15 = 5(x + 4)

Reorder the terms:
15 = 5(4 + x)
15 = (4 * 5 + x * 5)
15 = (20 + 5x)

Solving
15 = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
15 + -5x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
15 + -5x = 20 + 0
15 + -5x = 20

Add '-15' to each side of the equation.
15 + -15 + -5x = 20 + -15

Combine like terms: 15 + -15 = 0
0 + -5x = 20 + -15
-5x = 20 + -15

Combine like terms: 20 + -15 = 5
-5x = 5

Divide each side by '-5'.
x = -1

Simplifying
x = -1

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