8a+4+7a=16+3a

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Solution for 8a+4+7a=16+3a equation:


Simplifying
8a + 4 + 7a = 16 + 3a

Reorder the terms:
4 + 8a + 7a = 16 + 3a

Combine like terms: 8a + 7a = 15a
4 + 15a = 16 + 3a

Solving
4 + 15a = 16 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
4 + 15a + -3a = 16 + 3a + -3a

Combine like terms: 15a + -3a = 12a
4 + 12a = 16 + 3a + -3a

Combine like terms: 3a + -3a = 0
4 + 12a = 16 + 0
4 + 12a = 16

Add '-4' to each side of the equation.
4 + -4 + 12a = 16 + -4

Combine like terms: 4 + -4 = 0
0 + 12a = 16 + -4
12a = 16 + -4

Combine like terms: 16 + -4 = 12
12a = 12

Divide each side by '12'.
a = 1

Simplifying
a = 1

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