3x+20=12-79

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Solution for 3x+20=12-79 equation:


Simplifying
3x + 20 = 12 + -79

Reorder the terms:
20 + 3x = 12 + -79

Combine like terms: 12 + -79 = -67
20 + 3x = -67

Solving
20 + 3x = -67

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 3x = -67 + -20

Combine like terms: 20 + -20 = 0
0 + 3x = -67 + -20
3x = -67 + -20

Combine like terms: -67 + -20 = -87
3x = -87

Divide each side by '3'.
x = -29

Simplifying
x = -29

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