5=7b-9

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Solution for 5=7b-9 equation:


Simplifying
5 = 7b + -9

Reorder the terms:
5 = -9 + 7b

Solving
5 = -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.
5 + -7b = -9 + 7b + -7b

Combine like terms: 7b + -7b = 0
5 + -7b = -9 + 0
5 + -7b = -9

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

Combine like terms: 5 + -5 = 0
0 + -7b = -9 + -5
-7b = -9 + -5

Combine like terms: -9 + -5 = -14
-7b = -14

Divide each side by '-7'.
b = 2

Simplifying
b = 2

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