3X-3-7X=13

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Solution for 3X-3-7X=13 equation: 


Simplifying
3X + -3 + -7X = 13

Reorder the terms:
-3 + 3X + -7X = 13

Combine like terms: 3X + -7X = -4X
-3 + -4X = 13

Solving
-3 + -4X = 13

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 + -4X = 13 + 3

Combine like terms: -3 + 3 = 0
0 + -4X = 13 + 3
-4X = 13 + 3

Combine like terms: 13 + 3 = 16
-4X = 16

Divide each side by '-4'.
X = -4

Simplifying
X = -4

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