-7b-9=-6b

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


Simplifying
-7b + -9 = -6b

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

Solving
-9 + -7b = -6b

Solving for variable 'b'.

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

Add '6b' to each side of the equation.
-9 + -7b + 6b = -6b + 6b

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

Combine like terms: -6b + 6b = 0
-9 + -1b = 0

Add '9' to each side of the equation.
-9 + 9 + -1b = 0 + 9

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

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

Divide each side by '-1'.
b = -9

Simplifying
b = -9

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