20b+15d=77.5

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Solution for 20b+15d=77.5 equation: 


Simplifying
20b + 15d = 77.5

Solving
20b + 15d = 77.5

Solving for variable 'b'.

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

Add '-15d' to each side of the equation.
20b + 15d + -15d = 77.5 + -15d

Combine like terms: 15d + -15d = 0
20b + 0 = 77.5 + -15d
20b = 77.5 + -15d

Divide each side by '20'.
b = 3.875 + -0.75d

Simplifying
b = 3.875 + -0.75d

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