X-18=7X

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Solution for X-18=7X equation:


Simplifying
X + -18 = 7X

Reorder the terms:
-18 + X = 7X

Solving
-18 + X = 7X

Solving for variable 'X'.

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

Add '-7X' to each side of the equation.
-18 + X + -7X = 7X + -7X

Combine like terms: X + -7X = -6X
-18 + -6X = 7X + -7X

Combine like terms: 7X + -7X = 0
-18 + -6X = 0

Add '18' to each side of the equation.
-18 + 18 + -6X = 0 + 18

Combine like terms: -18 + 18 = 0
0 + -6X = 0 + 18
-6X = 0 + 18

Combine like terms: 0 + 18 = 18
-6X = 18

Divide each side by '-6'.
X = -3

Simplifying
X = -3

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