12x-9x+4=67

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Solution for 12x-9x+4=67 equation:


Simplifying
12x + -9x + 4 = 67

Reorder the terms:
4 + 12x + -9x = 67

Combine like terms: 12x + -9x = 3x
4 + 3x = 67

Solving
4 + 3x = 67

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 3x = 67 + -4

Combine like terms: 4 + -4 = 0
0 + 3x = 67 + -4
3x = 67 + -4

Combine like terms: 67 + -4 = 63
3x = 63

Divide each side by '3'.
x = 21

Simplifying
x = 21

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