-2a+28+7a=6a-8a

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Solution for -2a+28+7a=6a-8a equation:


Simplifying
-2a + 28 + 7a = 6a + -8a

Reorder the terms:
28 + -2a + 7a = 6a + -8a

Combine like terms: -2a + 7a = 5a
28 + 5a = 6a + -8a

Combine like terms: 6a + -8a = -2a
28 + 5a = -2a

Solving
28 + 5a = -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
28 + 5a + 2a = -2a + 2a

Combine like terms: 5a + 2a = 7a
28 + 7a = -2a + 2a

Combine like terms: -2a + 2a = 0
28 + 7a = 0

Add '-28' to each side of the equation.
28 + -28 + 7a = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 7a = 0 + -28
7a = 0 + -28

Combine like terms: 0 + -28 = -28
7a = -28

Divide each side by '7'.
a = -4

Simplifying
a = -4

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