6x-21+3x+75=180

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Solution for 6x-21+3x+75=180 equation:


Simplifying
6x + -21 + 3x + 75 = 180

Reorder the terms:
-21 + 75 + 6x + 3x = 180

Combine like terms: -21 + 75 = 54
54 + 6x + 3x = 180

Combine like terms: 6x + 3x = 9x
54 + 9x = 180

Solving
54 + 9x = 180

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + 9x = 180 + -54

Combine like terms: 54 + -54 = 0
0 + 9x = 180 + -54
9x = 180 + -54

Combine like terms: 180 + -54 = 126
9x = 126

Divide each side by '9'.
x = 14

Simplifying
x = 14

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