(9x-4)+(4x+7)=

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Solution for (9x-4)+(4x+7)= equation:


Simplifying
(9x + -4) + (4x + 7) = 0

Reorder the terms:
(-4 + 9x) + (4x + 7) = 0

Remove parenthesis around (-4 + 9x)
-4 + 9x + (4x + 7) = 0

Reorder the terms:
-4 + 9x + (7 + 4x) = 0

Remove parenthesis around (7 + 4x)
-4 + 9x + 7 + 4x = 0

Reorder the terms:
-4 + 7 + 9x + 4x = 0

Combine like terms: -4 + 7 = 3
3 + 9x + 4x = 0

Combine like terms: 9x + 4x = 13x
3 + 13x = 0

Solving
3 + 13x = 0

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 13x = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 13x = 0 + -3
13x = 0 + -3

Combine like terms: 0 + -3 = -3
13x = -3

Divide each side by '13'.
x = -0.2307692308

Simplifying
x = -0.2307692308

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