10x+15=5(x-9)

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Solution for 10x+15=5(x-9) equation:


Simplifying
10x + 15 = 5(x + -9)

Reorder the terms:
15 + 10x = 5(x + -9)

Reorder the terms:
15 + 10x = 5(-9 + x)
15 + 10x = (-9 * 5 + x * 5)
15 + 10x = (-45 + 5x)

Solving
15 + 10x = -45 + 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 + 10x + -5x = -45 + 5x + -5x

Combine like terms: 10x + -5x = 5x
15 + 5x = -45 + 5x + -5x

Combine like terms: 5x + -5x = 0
15 + 5x = -45 + 0
15 + 5x = -45

Add '-15' to each side of the equation.
15 + -15 + 5x = -45 + -15

Combine like terms: 15 + -15 = 0
0 + 5x = -45 + -15
5x = -45 + -15

Combine like terms: -45 + -15 = -60
5x = -60

Divide each side by '5'.
x = -12

Simplifying
x = -12

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