-3(-2x+20)+8(x+12)=15

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Solution for -3(-2x+20)+8(x+12)=15 equation:


Simplifying
-3(-2x + 20) + 8(x + 12) = 15

Reorder the terms:
-3(20 + -2x) + 8(x + 12) = 15
(20 * -3 + -2x * -3) + 8(x + 12) = 15
(-60 + 6x) + 8(x + 12) = 15

Reorder the terms:
-60 + 6x + 8(12 + x) = 15
-60 + 6x + (12 * 8 + x * 8) = 15
-60 + 6x + (96 + 8x) = 15

Reorder the terms:
-60 + 96 + 6x + 8x = 15

Combine like terms: -60 + 96 = 36
36 + 6x + 8x = 15

Combine like terms: 6x + 8x = 14x
36 + 14x = 15

Solving
36 + 14x = 15

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 14x = 15 + -36

Combine like terms: 36 + -36 = 0
0 + 14x = 15 + -36
14x = 15 + -36

Combine like terms: 15 + -36 = -21
14x = -21

Divide each side by '14'.
x = -1.5

Simplifying
x = -1.5

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