15=-4(3x+3)+13x

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Solution for 15=-4(3x+3)+13x equation:


Simplifying
15 = -4(3x + 3) + 13x

Reorder the terms:
15 = -4(3 + 3x) + 13x
15 = (3 * -4 + 3x * -4) + 13x
15 = (-12 + -12x) + 13x

Combine like terms: -12x + 13x = 1x
15 = -12 + 1x

Solving
15 = -12 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
15 + -1x = -12 + 1x + -1x

Combine like terms: 1x + -1x = 0
15 + -1x = -12 + 0
15 + -1x = -12

Add '-15' to each side of the equation.
15 + -15 + -1x = -12 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = -12 + -15
-1x = -12 + -15

Combine like terms: -12 + -15 = -27
-1x = -27

Divide each side by '-1'.
x = 27

Simplifying
x = 27

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