2a+12-7=14

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Solution for 2a+12-7=14 equation:


Simplifying
2a + 12 + -7 = 14

Reorder the terms:
12 + -7 + 2a = 14

Combine like terms: 12 + -7 = 5
5 + 2a = 14

Solving
5 + 2a = 14

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 2a = 14 + -5

Combine like terms: 5 + -5 = 0
0 + 2a = 14 + -5
2a = 14 + -5

Combine like terms: 14 + -5 = 9
2a = 9

Divide each side by '2'.
a = 4.5

Simplifying
a = 4.5

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