75-3x=3x+9

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Solution for 75-3x=3x+9 equation:


Simplifying
75 + -3x = 3x + 9

Reorder the terms:
75 + -3x = 9 + 3x

Solving
75 + -3x = 9 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
75 + -3x + -3x = 9 + 3x + -3x

Combine like terms: -3x + -3x = -6x
75 + -6x = 9 + 3x + -3x

Combine like terms: 3x + -3x = 0
75 + -6x = 9 + 0
75 + -6x = 9

Add '-75' to each side of the equation.
75 + -75 + -6x = 9 + -75

Combine like terms: 75 + -75 = 0
0 + -6x = 9 + -75
-6x = 9 + -75

Combine like terms: 9 + -75 = -66
-6x = -66

Divide each side by '-6'.
x = 11

Simplifying
x = 11

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