6X-6=15-X

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Solution for 6X-6=15-X equation:


Simplifying
6X + -6 = 15 + -1X

Reorder the terms:
-6 + 6X = 15 + -1X

Solving
-6 + 6X = 15 + -1X

Solving for variable 'X'.

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

Add 'X' to each side of the equation.
-6 + 6X + X = 15 + -1X + X

Combine like terms: 6X + X = 7X
-6 + 7X = 15 + -1X + X

Combine like terms: -1X + X = 0
-6 + 7X = 15 + 0
-6 + 7X = 15

Add '6' to each side of the equation.
-6 + 6 + 7X = 15 + 6

Combine like terms: -6 + 6 = 0
0 + 7X = 15 + 6
7X = 15 + 6

Combine like terms: 15 + 6 = 21
7X = 21

Divide each side by '7'.
X = 3

Simplifying
X = 3

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