10=b-9

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Solution for 10=b-9 equation:


Simplifying
10 = b + -9

Reorder the terms:
10 = -9 + b

Solving
10 = -9 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
10 + -1b = -9 + b + -1b

Combine like terms: b + -1b = 0
10 + -1b = -9 + 0
10 + -1b = -9

Add '-10' to each side of the equation.
10 + -10 + -1b = -9 + -10

Combine like terms: 10 + -10 = 0
0 + -1b = -9 + -10
-1b = -9 + -10

Combine like terms: -9 + -10 = -19
-1b = -19

Divide each side by '-1'.
b = 19

Simplifying
b = 19

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