1b+89=90

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Solution for 1b+89=90 equation:


Simplifying
1b + 89 = 90

Reorder the terms:
89 + 1b = 90

Solving
89 + 1b = 90

Solving for variable 'b'.

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

Add '-89' to each side of the equation.
89 + -89 + 1b = 90 + -89

Combine like terms: 89 + -89 = 0
0 + 1b = 90 + -89
1b = 90 + -89

Combine like terms: 90 + -89 = 1
1b = 1

Divide each side by '1'.
b = 1

Simplifying
b = 1

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