-8+c+7-a=7

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


Simplifying
-8 + c + 7 + -1a = 7

Reorder the terms:
-8 + 7 + -1a + c = 7

Combine like terms: -8 + 7 = -1
-1 + -1a + c = 7

Solving
-1 + -1a + c = 7

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + -1a + 1 + c = 7 + 1

Reorder the terms:
-1 + 1 + -1a + c = 7 + 1

Combine like terms: -1 + 1 = 0
0 + -1a + c = 7 + 1
-1a + c = 7 + 1

Combine like terms: 7 + 1 = 8
-1a + c = 8

Add '-1c' to each side of the equation.
-1a + c + -1c = 8 + -1c

Combine like terms: c + -1c = 0
-1a + 0 = 8 + -1c
-1a = 8 + -1c

Divide each side by '-1'.
a = -8 + c

Simplifying
a = -8 + c

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