15=3(2x-1)-2x

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Solution for 15=3(2x-1)-2x equation:


Simplifying
15 = 3(2x + -1) + -2x

Reorder the terms:
15 = 3(-1 + 2x) + -2x
15 = (-1 * 3 + 2x * 3) + -2x
15 = (-3 + 6x) + -2x

Combine like terms: 6x + -2x = 4x
15 = -3 + 4x

Solving
15 = -3 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
15 + -4x = -3 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + -4x = -3 + 0
15 + -4x = -3

Add '-15' to each side of the equation.
15 + -15 + -4x = -3 + -15

Combine like terms: 15 + -15 = 0
0 + -4x = -3 + -15
-4x = -3 + -15

Combine like terms: -3 + -15 = -18
-4x = -18

Divide each side by '-4'.
x = 4.5

Simplifying
x = 4.5

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