7b-9=54-2b

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Solution for 7b-9=54-2b equation:


Simplifying
7b + -9 = 54 + -2b

Reorder the terms:
-9 + 7b = 54 + -2b

Solving
-9 + 7b = 54 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
-9 + 7b + 2b = 54 + -2b + 2b

Combine like terms: 7b + 2b = 9b
-9 + 9b = 54 + -2b + 2b

Combine like terms: -2b + 2b = 0
-9 + 9b = 54 + 0
-9 + 9b = 54

Add '9' to each side of the equation.
-9 + 9 + 9b = 54 + 9

Combine like terms: -9 + 9 = 0
0 + 9b = 54 + 9
9b = 54 + 9

Combine like terms: 54 + 9 = 63
9b = 63

Divide each side by '9'.
b = 7

Simplifying
b = 7

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