10b+99=189

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Solution for 10b+99=189 equation: 


Simplifying
10b + 99 = 189

Reorder the terms:
99 + 10b = 189

Solving
99 + 10b = 189

Solving for variable 'b'.

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

Add '-99' to each side of the equation.
99 + -99 + 10b = 189 + -99

Combine like terms: 99 + -99 = 0
0 + 10b = 189 + -99
10b = 189 + -99

Combine like terms: 189 + -99 = 90
10b = 90

Divide each side by '10'.
b = 9

Simplifying
b = 9

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