-6x+15+8x+21=6

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Solution for -6x+15+8x+21=6 equation:


Simplifying
-6x + 15 + 8x + 21 = 6

Reorder the terms:
15 + 21 + -6x + 8x = 6

Combine like terms: 15 + 21 = 36
36 + -6x + 8x = 6

Combine like terms: -6x + 8x = 2x
36 + 2x = 6

Solving
36 + 2x = 6

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 2x = 6 + -36

Combine like terms: 36 + -36 = 0
0 + 2x = 6 + -36
2x = 6 + -36

Combine like terms: 6 + -36 = -30
2x = -30

Divide each side by '2'.
x = -15

Simplifying
x = -15

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