12a-7=45

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Solution for 12a-7=45 equation: 


Simplifying
12a + -7 = 45

Reorder the terms:
-7 + 12a = 45

Solving
-7 + 12a = 45

Solving for variable 'a'.

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

Add '7' to each side of the equation.
-7 + 7 + 12a = 45 + 7

Combine like terms: -7 + 7 = 0
0 + 12a = 45 + 7
12a = 45 + 7

Combine like terms: 45 + 7 = 52
12a = 52

Divide each side by '12'.
a = 4.333333333

Simplifying
a = 4.333333333

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