9b-31=7b+43

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Solution for 9b-31=7b+43 equation:


Simplifying
9b + -31 = 7b + 43

Reorder the terms:
-31 + 9b = 7b + 43

Reorder the terms:
-31 + 9b = 43 + 7b

Solving
-31 + 9b = 43 + 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.
-31 + 9b + -7b = 43 + 7b + -7b

Combine like terms: 9b + -7b = 2b
-31 + 2b = 43 + 7b + -7b

Combine like terms: 7b + -7b = 0
-31 + 2b = 43 + 0
-31 + 2b = 43

Add '31' to each side of the equation.
-31 + 31 + 2b = 43 + 31

Combine like terms: -31 + 31 = 0
0 + 2b = 43 + 31
2b = 43 + 31

Combine like terms: 43 + 31 = 74
2b = 74

Divide each side by '2'.
b = 37

Simplifying
b = 37

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