7x-15=x

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Solution for 7x-15=x equation:


Simplifying
7x + -15 = x

Reorder the terms:
-15 + 7x = x

Solving
-15 + 7x = 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.
-15 + 7x + -1x = x + -1x

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

Combine like terms: x + -1x = 0
-15 + 6x = 0

Add '15' to each side of the equation.
-15 + 15 + 6x = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 6x = 0 + 15
6x = 0 + 15

Combine like terms: 0 + 15 = 15
6x = 15

Divide each side by '6'.
x = 2.5

Simplifying
x = 2.5

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