-8r-b=9

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Solution for -8r-b=9 equation:


Simplifying
-8r + -1b = 9

Reorder the terms:
-1b + -8r = 9

Solving
-1b + -8r = 9

Solving for variable 'b'.

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

Add '8r' to each side of the equation.
-1b + -8r + 8r = 9 + 8r

Combine like terms: -8r + 8r = 0
-1b + 0 = 9 + 8r
-1b = 9 + 8r

Divide each side by '-1'.
b = -9 + -8r

Simplifying
b = -9 + -8r

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