7-2X=X-8

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Solution for 7-2X=X-8 equation:


Simplifying
7 + -2X = X + -8

Reorder the terms:
7 + -2X = -8 + X

Solving
7 + -2X = -8 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
7 + -2X + -1X = -8 + X + -1X

Combine like terms: -2X + -1X = -3X
7 + -3X = -8 + X + -1X

Combine like terms: X + -1X = 0
7 + -3X = -8 + 0
7 + -3X = -8

Add '-7' to each side of the equation.
7 + -7 + -3X = -8 + -7

Combine like terms: 7 + -7 = 0
0 + -3X = -8 + -7
-3X = -8 + -7

Combine like terms: -8 + -7 = -15
-3X = -15

Divide each side by '-3'.
X = 5

Simplifying
X = 5

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