6x-3-5x-9=21

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Solution for 6x-3-5x-9=21 equation:


Simplifying
6x + -3 + -5x + -9 = 21

Reorder the terms:
-3 + -9 + 6x + -5x = 21

Combine like terms: -3 + -9 = -12
-12 + 6x + -5x = 21

Combine like terms: 6x + -5x = 1x
-12 + 1x = 21

Solving
-12 + 1x = 21

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 1x = 21 + 12

Combine like terms: -12 + 12 = 0
0 + 1x = 21 + 12
1x = 21 + 12

Combine like terms: 21 + 12 = 33
1x = 33

Divide each side by '1'.
x = 33

Simplifying
x = 33

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