-8=5-(7-a)

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Solution for -8=5-(7-a) equation:


Simplifying
-8 = 5 + -1(7 + -1a)
-8 = 5 + (7 * -1 + -1a * -1)
-8 = 5 + (-7 + 1a)

Combine like terms: 5 + -7 = -2
-8 = -2 + 1a

Solving
-8 = -2 + 1a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-8 + -1a = -2 + 1a + -1a

Combine like terms: 1a + -1a = 0
-8 + -1a = -2 + 0
-8 + -1a = -2

Add '8' to each side of the equation.
-8 + 8 + -1a = -2 + 8

Combine like terms: -8 + 8 = 0
0 + -1a = -2 + 8
-1a = -2 + 8

Combine like terms: -2 + 8 = 6
-1a = 6

Divide each side by '-1'.
a = -6

Simplifying
a = -6

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