-9+b=7b+9

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


Simplifying
-9 + b = 7b + 9

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

Solving
-9 + b = 9 + 7b

Solving for variable 'b'.

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

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

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

Combine like terms: 7b + -7b = 0
-9 + -6b = 9 + 0
-9 + -6b = 9

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

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

Combine like terms: 9 + 9 = 18
-6b = 18

Divide each side by '-6'.
b = -3

Simplifying
b = -3

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