15x+168=126-6x

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Solution for 15x+168=126-6x equation:


Simplifying
15x + 168 = 126 + -6x

Reorder the terms:
168 + 15x = 126 + -6x

Solving
168 + 15x = 126 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
168 + 15x + 6x = 126 + -6x + 6x

Combine like terms: 15x + 6x = 21x
168 + 21x = 126 + -6x + 6x

Combine like terms: -6x + 6x = 0
168 + 21x = 126 + 0
168 + 21x = 126

Add '-168' to each side of the equation.
168 + -168 + 21x = 126 + -168

Combine like terms: 168 + -168 = 0
0 + 21x = 126 + -168
21x = 126 + -168

Combine like terms: 126 + -168 = -42
21x = -42

Divide each side by '21'.
x = -2

Simplifying
x = -2

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