10(b-1)=90

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Solution for 10(b-1)=90 equation:


Simplifying
10(b + -1) = 90

Reorder the terms:
10(-1 + b) = 90
(-1 * 10 + b * 10) = 90
(-10 + 10b) = 90

Solving
-10 + 10b = 90

Solving for variable 'b'.

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

Add '10' to each side of the equation.
-10 + 10 + 10b = 90 + 10

Combine like terms: -10 + 10 = 0
0 + 10b = 90 + 10
10b = 90 + 10

Combine like terms: 90 + 10 = 100
10b = 100

Divide each side by '10'.
b = 10

Simplifying
b = 10

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