2x+78=8+12

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Solution for 2x+78=8+12 equation:


Simplifying
2x + 78 = 8 + 12

Reorder the terms:
78 + 2x = 8 + 12

Combine like terms: 8 + 12 = 20
78 + 2x = 20

Solving
78 + 2x = 20

Solving for variable 'x'.

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

Add '-78' to each side of the equation.
78 + -78 + 2x = 20 + -78

Combine like terms: 78 + -78 = 0
0 + 2x = 20 + -78
2x = 20 + -78

Combine like terms: 20 + -78 = -58
2x = -58

Divide each side by '2'.
x = -29

Simplifying
x = -29

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