-b+18=2b+3

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Solution for -b+18=2b+3 equation:


Simplifying
-1b + 18 = 2b + 3

Reorder the terms:
18 + -1b = 2b + 3

Reorder the terms:
18 + -1b = 3 + 2b

Solving
18 + -1b = 3 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
18 + -1b + -2b = 3 + 2b + -2b

Combine like terms: -1b + -2b = -3b
18 + -3b = 3 + 2b + -2b

Combine like terms: 2b + -2b = 0
18 + -3b = 3 + 0
18 + -3b = 3

Add '-18' to each side of the equation.
18 + -18 + -3b = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -3b = 3 + -18
-3b = 3 + -18

Combine like terms: 3 + -18 = -15
-3b = -15

Divide each side by '-3'.
b = 5

Simplifying
b = 5

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