15x+5=x-21

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Solution for 15x+5=x-21 equation:


Simplifying
15x + 5 = x + -21

Reorder the terms:
5 + 15x = x + -21

Reorder the terms:
5 + 15x = -21 + x

Solving
5 + 15x = -21 + 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.
5 + 15x + -1x = -21 + x + -1x

Combine like terms: 15x + -1x = 14x
5 + 14x = -21 + x + -1x

Combine like terms: x + -1x = 0
5 + 14x = -21 + 0
5 + 14x = -21

Add '-5' to each side of the equation.
5 + -5 + 14x = -21 + -5

Combine like terms: 5 + -5 = 0
0 + 14x = -21 + -5
14x = -21 + -5

Combine like terms: -21 + -5 = -26
14x = -26

Divide each side by '14'.
x = -1.857142857

Simplifying
x = -1.857142857

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