6b-8-7b=-9

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Solution for 6b-8-7b=-9 equation: 


Simplifying
6b + -8 + -7b = -9

Reorder the terms:
-8 + 6b + -7b = -9

Combine like terms: 6b + -7b = -1b
-8 + -1b = -9

Solving
-8 + -1b = -9

Solving for variable 'b'.

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

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

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

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

Divide each side by '-1'.
b = 1

Simplifying
b = 1

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