-12+3+5a+8a=7a+3

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Solution for -12+3+5a+8a=7a+3 equation:


Simplifying
-12 + 3 + 5a + 8a = 7a + 3

Combine like terms: -12 + 3 = -9
-9 + 5a + 8a = 7a + 3

Combine like terms: 5a + 8a = 13a
-9 + 13a = 7a + 3

Reorder the terms:
-9 + 13a = 3 + 7a

Solving
-9 + 13a = 3 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-9 + 13a + -7a = 3 + 7a + -7a

Combine like terms: 13a + -7a = 6a
-9 + 6a = 3 + 7a + -7a

Combine like terms: 7a + -7a = 0
-9 + 6a = 3 + 0
-9 + 6a = 3

Add '9' to each side of the equation.
-9 + 9 + 6a = 3 + 9

Combine like terms: -9 + 9 = 0
0 + 6a = 3 + 9
6a = 3 + 9

Combine like terms: 3 + 9 = 12
6a = 12

Divide each side by '6'.
a = 2

Simplifying
a = 2

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