9(10+b)=117

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Solution for 9(10+b)=117 equation: 


Simplifying
9(10 + b) = 117
(10 * 9 + b * 9) = 117
(90 + 9b) = 117

Solving
90 + 9b = 117

Solving for variable 'b'.

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

Add '-90' to each side of the equation.
90 + -90 + 9b = 117 + -90

Combine like terms: 90 + -90 = 0
0 + 9b = 117 + -90
9b = 117 + -90

Combine like terms: 117 + -90 = 27
9b = 27

Divide each side by '9'.
b = 3

Simplifying
b = 3

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