12-5(x+4)=15x

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Solution for 12-5(x+4)=15x equation:


Simplifying
12 + -5(x + 4) = 15x

Reorder the terms:
12 + -5(4 + x) = 15x
12 + (4 * -5 + x * -5) = 15x
12 + (-20 + -5x) = 15x

Combine like terms: 12 + -20 = -8
-8 + -5x = 15x

Solving
-8 + -5x = 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
-8 + -5x + -15x = 15x + -15x

Combine like terms: -5x + -15x = -20x
-8 + -20x = 15x + -15x

Combine like terms: 15x + -15x = 0
-8 + -20x = 0

Add '8' to each side of the equation.
-8 + 8 + -20x = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -20x = 0 + 8
-20x = 0 + 8

Combine like terms: 0 + 8 = 8
-20x = 8

Divide each side by '-20'.
x = -0.4

Simplifying
x = -0.4

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