(5x+15)+(7x-4)=

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Solution for (5x+15)+(7x-4)= equation:


Simplifying
(5x + 15) + (7x + -4) = 0

Reorder the terms:
(15 + 5x) + (7x + -4) = 0

Remove parenthesis around (15 + 5x)
15 + 5x + (7x + -4) = 0

Reorder the terms:
15 + 5x + (-4 + 7x) = 0

Remove parenthesis around (-4 + 7x)
15 + 5x + -4 + 7x = 0

Reorder the terms:
15 + -4 + 5x + 7x = 0

Combine like terms: 15 + -4 = 11
11 + 5x + 7x = 0

Combine like terms: 5x + 7x = 12x
11 + 12x = 0

Solving
11 + 12x = 0

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 12x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 12x = 0 + -11
12x = 0 + -11

Combine like terms: 0 + -11 = -11
12x = -11

Divide each side by '12'.
x = -0.9166666667

Simplifying
x = -0.9166666667

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