b-9+6b=31

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Solution for b-9+6b=31 equation:


Simplifying
b + -9 + 6b = 31

Reorder the terms:
-9 + b + 6b = 31

Combine like terms: b + 6b = 7b
-9 + 7b = 31

Solving
-9 + 7b = 31

Solving for variable 'b'.

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

Add '9' to each side of the equation.
-9 + 9 + 7b = 31 + 9

Combine like terms: -9 + 9 = 0
0 + 7b = 31 + 9
7b = 31 + 9

Combine like terms: 31 + 9 = 40
7b = 40

Divide each side by '7'.
b = 5.714285714

Simplifying
b = 5.714285714

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