13-(-8x)+3x-(-9)=

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Solution for 13-(-8x)+3x-(-9)= equation:


Simplifying
13 + -1(-8x) + 3x + -1(-9) = 0

Remove parenthesis around (-8x)
13 + -1 * -8x + 3x + -1(-9) = 0

Multiply -1 * -8
13 + 8x + 3x + -1(-9) = 0

Multiply -1 * -9
13 + 8x + 3x + 9 = 0

Reorder the terms:
13 + 9 + 8x + 3x = 0

Combine like terms: 13 + 9 = 22
22 + 8x + 3x = 0

Combine like terms: 8x + 3x = 11x
22 + 11x = 0

Solving
22 + 11x = 0

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + 11x = 0 + -22

Combine like terms: 22 + -22 = 0
0 + 11x = 0 + -22
11x = 0 + -22

Combine like terms: 0 + -22 = -22
11x = -22

Divide each side by '11'.
x = -2

Simplifying
x = -2

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