9x-(3x-13)=55

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Solution for 9x-(3x-13)=55 equation:


Simplifying
9x + -1(3x + -13) = 55

Reorder the terms:
9x + -1(-13 + 3x) = 55
9x + (-13 * -1 + 3x * -1) = 55
9x + (13 + -3x) = 55

Reorder the terms:
13 + 9x + -3x = 55

Combine like terms: 9x + -3x = 6x
13 + 6x = 55

Solving
13 + 6x = 55

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 6x = 55 + -13

Combine like terms: 13 + -13 = 0
0 + 6x = 55 + -13
6x = 55 + -13

Combine like terms: 55 + -13 = 42
6x = 42

Divide each side by '6'.
x = 7

Simplifying
x = 7

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