2r+b=100

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Solution for 2r+b=100 equation: 


Simplifying
2r + b = 100

Reorder the terms:
b + 2r = 100

Solving
b + 2r = 100

Solving for variable 'b'.

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

Add '-2r' to each side of the equation.
b + 2r + -2r = 100 + -2r

Combine like terms: 2r + -2r = 0
b + 0 = 100 + -2r
b = 100 + -2r

Simplifying
b = 100 + -2r

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