8a+3-6a+6=7a-18+a

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Solution for 8a+3-6a+6=7a-18+a equation: 


Simplifying
8a + 3 + -6a + 6 = 7a + -18 + a

Reorder the terms:
3 + 6 + 8a + -6a = 7a + -18 + a

Combine like terms: 3 + 6 = 9
9 + 8a + -6a = 7a + -18 + a

Combine like terms: 8a + -6a = 2a
9 + 2a = 7a + -18 + a

Reorder the terms:
9 + 2a = -18 + 7a + a

Combine like terms: 7a + a = 8a
9 + 2a = -18 + 8a

Solving
9 + 2a = -18 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
9 + 2a + -8a = -18 + 8a + -8a

Combine like terms: 2a + -8a = -6a
9 + -6a = -18 + 8a + -8a

Combine like terms: 8a + -8a = 0
9 + -6a = -18 + 0
9 + -6a = -18

Add '-9' to each side of the equation.
9 + -9 + -6a = -18 + -9

Combine like terms: 9 + -9 = 0
0 + -6a = -18 + -9
-6a = -18 + -9

Combine like terms: -18 + -9 = -27
-6a = -27

Divide each side by '-6'.
a = 4.5

Simplifying
a = 4.5

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