(3x+12)+(8x-3)=

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


Simplifying
(3x + 12) + (8x + -3) = 0

Reorder the terms:
(12 + 3x) + (8x + -3) = 0

Remove parenthesis around (12 + 3x)
12 + 3x + (8x + -3) = 0

Reorder the terms:
12 + 3x + (-3 + 8x) = 0

Remove parenthesis around (-3 + 8x)
12 + 3x + -3 + 8x = 0

Reorder the terms:
12 + -3 + 3x + 8x = 0

Combine like terms: 12 + -3 = 9
9 + 3x + 8x = 0

Combine like terms: 3x + 8x = 11x
9 + 11x = 0

Solving
9 + 11x = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 11x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 11x = 0 + -9
11x = 0 + -9

Combine like terms: 0 + -9 = -9
11x = -9

Divide each side by '11'.
x = -0.8181818182

Simplifying
x = -0.8181818182

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