2x-3(-7x-13)=-168

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Solution for 2x-3(-7x-13)=-168 equation: 


Simplifying
2x + -3(-7x + -13) = -168

Reorder the terms:
2x + -3(-13 + -7x) = -168
2x + (-13 * -3 + -7x * -3) = -168
2x + (39 + 21x) = -168

Reorder the terms:
39 + 2x + 21x = -168

Combine like terms: 2x + 21x = 23x
39 + 23x = -168

Solving
39 + 23x = -168

Solving for variable 'x'.

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

Add '-39' to each side of the equation.
39 + -39 + 23x = -168 + -39

Combine like terms: 39 + -39 = 0
0 + 23x = -168 + -39
23x = -168 + -39

Combine like terms: -168 + -39 = -207
23x = -207

Divide each side by '23'.
x = -9

Simplifying
x = -9

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