b-ac=

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Solution for b-ac= equation:


Simplifying
b + -1ac = 0

Reorder the terms:
-1ac + b = 0

Solving
-1ac + b = 0

Solving for variable 'a'.

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

Add '-1b' to each side of the equation.
-1ac + b + -1b = 0 + -1b

Combine like terms: b + -1b = 0
-1ac + 0 = 0 + -1b
-1ac = 0 + -1b
Remove the zero:
-1ac = -1b

Divide each side by '-1c'.
a = bc-1

Simplifying
a = bc-1

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