(4x-5)+(8x+7)=

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Solution for (4x-5)+(8x+7)= equation:


Simplifying
(4x + -5) + (8x + 7) = 0

Reorder the terms:
(-5 + 4x) + (8x + 7) = 0

Remove parenthesis around (-5 + 4x)
-5 + 4x + (8x + 7) = 0

Reorder the terms:
-5 + 4x + (7 + 8x) = 0

Remove parenthesis around (7 + 8x)
-5 + 4x + 7 + 8x = 0

Reorder the terms:
-5 + 7 + 4x + 8x = 0

Combine like terms: -5 + 7 = 2
2 + 4x + 8x = 0

Combine like terms: 4x + 8x = 12x
2 + 12x = 0

Solving
2 + 12x = 0

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 12x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 12x = 0 + -2
12x = 0 + -2

Combine like terms: 0 + -2 = -2
12x = -2

Divide each side by '12'.
x = -0.1666666667

Simplifying
x = -0.1666666667

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