-a-b+8b=-23

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Solution for -a-b+8b=-23 equation: 


Simplifying
-1a + -1b + 8b = -23

Combine like terms: -1b + 8b = 7b
-1a + 7b = -23

Solving
-1a + 7b = -23

Solving for variable 'a'.

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

Add '-7b' to each side of the equation.
-1a + 7b + -7b = -23 + -7b

Combine like terms: 7b + -7b = 0
-1a + 0 = -23 + -7b
-1a = -23 + -7b

Divide each side by '-1'.
a = 23 + 7b

Simplifying
a = 23 + 7b

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