15=x+ax

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Solution for 15=x+ax equation:


Simplifying
15 = x + ax

Reorder the terms:
15 = ax + x

Solving
15 = ax + x

Solving for variable 'a'.

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

Add '-1ax' to each side of the equation.
15 + -1ax = ax + -1ax + x

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

Add '-15' to each side of the equation.
15 + -15 + -1ax = -15 + x

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

Divide each side by '-1x'.
a = 15x-1 + -1

Simplifying
a = 15x-1 + -1

Reorder the terms:
a = -1 + 15x-1

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