-2a+7=a-8-7a

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


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

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

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

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

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

Solving for variable 'a'.

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

Add '6a' to each side of the equation.
7 + -2a + 6a = -8 + -6a + 6a

Combine like terms: -2a + 6a = 4a
7 + 4a = -8 + -6a + 6a

Combine like terms: -6a + 6a = 0
7 + 4a = -8 + 0
7 + 4a = -8

Add '-7' to each side of the equation.
7 + -7 + 4a = -8 + -7

Combine like terms: 7 + -7 = 0
0 + 4a = -8 + -7
4a = -8 + -7

Combine like terms: -8 + -7 = -15
4a = -15

Divide each side by '4'.
a = -3.75

Simplifying
a = -3.75

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