21+16x-6x-12=109

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Solution for 21+16x-6x-12=109 equation:


Simplifying
21 + 16x + -6x + -12 = 109

Reorder the terms:
21 + -12 + 16x + -6x = 109

Combine like terms: 21 + -12 = 9
9 + 16x + -6x = 109

Combine like terms: 16x + -6x = 10x
9 + 10x = 109

Solving
9 + 10x = 109

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 10x = 109 + -9

Combine like terms: 9 + -9 = 0
0 + 10x = 109 + -9
10x = 109 + -9

Combine like terms: 109 + -9 = 100
10x = 100

Divide each side by '10'.
x = 10

Simplifying
x = 10

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