2b-8=-b-7

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Solution for 2b-8=-b-7 equation:


Simplifying
2b + -8 = -1b + -7

Reorder the terms:
-8 + 2b = -1b + -7

Reorder the terms:
-8 + 2b = -7 + -1b

Solving
-8 + 2b = -7 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
-8 + 2b + b = -7 + -1b + b

Combine like terms: 2b + b = 3b
-8 + 3b = -7 + -1b + b

Combine like terms: -1b + b = 0
-8 + 3b = -7 + 0
-8 + 3b = -7

Add '8' to each side of the equation.
-8 + 8 + 3b = -7 + 8

Combine like terms: -8 + 8 = 0
0 + 3b = -7 + 8
3b = -7 + 8

Combine like terms: -7 + 8 = 1
3b = 1

Divide each side by '3'.
b = 0.3333333333

Simplifying
b = 0.3333333333

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