2b+5=20-b

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Solution for 2b+5=20-b equation:


Simplifying
2b + 5 = 20 + -1b

Reorder the terms:
5 + 2b = 20 + -1b

Solving
5 + 2b = 20 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
5 + 2b + b = 20 + -1b + b

Combine like terms: 2b + b = 3b
5 + 3b = 20 + -1b + b

Combine like terms: -1b + b = 0
5 + 3b = 20 + 0
5 + 3b = 20

Add '-5' to each side of the equation.
5 + -5 + 3b = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 3b = 20 + -5
3b = 20 + -5

Combine like terms: 20 + -5 = 15
3b = 15

Divide each side by '3'.
b = 5

Simplifying
b = 5

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