9b-7=5b

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Solution for 9b-7=5b equation:


Simplifying
9b + -7 = 5b

Reorder the terms:
-7 + 9b = 5b

Solving
-7 + 9b = 5b

Solving for variable 'b'.

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

Add '-5b' to each side of the equation.
-7 + 9b + -5b = 5b + -5b

Combine like terms: 9b + -5b = 4b
-7 + 4b = 5b + -5b

Combine like terms: 5b + -5b = 0
-7 + 4b = 0

Add '7' to each side of the equation.
-7 + 7 + 4b = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 4b = 0 + 7
4b = 0 + 7

Combine like terms: 0 + 7 = 7
4b = 7

Divide each side by '4'.
b = 1.75

Simplifying
b = 1.75

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