2a-8+7a=3-4a+5

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Solution for 2a-8+7a=3-4a+5 equation:


Simplifying
2a + -8 + 7a = 3 + -4a + 5

Reorder the terms:
-8 + 2a + 7a = 3 + -4a + 5

Combine like terms: 2a + 7a = 9a
-8 + 9a = 3 + -4a + 5

Reorder the terms:
-8 + 9a = 3 + 5 + -4a

Combine like terms: 3 + 5 = 8
-8 + 9a = 8 + -4a

Solving
-8 + 9a = 8 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
-8 + 9a + 4a = 8 + -4a + 4a

Combine like terms: 9a + 4a = 13a
-8 + 13a = 8 + -4a + 4a

Combine like terms: -4a + 4a = 0
-8 + 13a = 8 + 0
-8 + 13a = 8

Add '8' to each side of the equation.
-8 + 8 + 13a = 8 + 8

Combine like terms: -8 + 8 = 0
0 + 13a = 8 + 8
13a = 8 + 8

Combine like terms: 8 + 8 = 16
13a = 16

Divide each side by '13'.
a = 1.230769231

Simplifying
a = 1.230769231

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