15=4(x-3)+5x

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Solution for 15=4(x-3)+5x equation:


Simplifying
15 = 4(x + -3) + 5x

Reorder the terms:
15 = 4(-3 + x) + 5x
15 = (-3 * 4 + x * 4) + 5x
15 = (-12 + 4x) + 5x

Combine like terms: 4x + 5x = 9x
15 = -12 + 9x

Solving
15 = -12 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
15 + -9x = -12 + 9x + -9x

Combine like terms: 9x + -9x = 0
15 + -9x = -12 + 0
15 + -9x = -12

Add '-15' to each side of the equation.
15 + -15 + -9x = -12 + -15

Combine like terms: 15 + -15 = 0
0 + -9x = -12 + -15
-9x = -12 + -15

Combine like terms: -12 + -15 = -27
-9x = -27

Divide each side by '-9'.
x = 3

Simplifying
x = 3

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