45=b+18

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Solution for 45=b+18 equation:


Simplifying
45 = b + 18

Reorder the terms:
45 = 18 + b

Solving
45 = 18 + 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.
45 + -1b = 18 + b + -1b

Combine like terms: b + -1b = 0
45 + -1b = 18 + 0
45 + -1b = 18

Add '-45' to each side of the equation.
45 + -45 + -1b = 18 + -45

Combine like terms: 45 + -45 = 0
0 + -1b = 18 + -45
-1b = 18 + -45

Combine like terms: 18 + -45 = -27
-1b = -27

Divide each side by '-1'.
b = 27

Simplifying
b = 27

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