21b-3=60

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Solution for 21b-3=60 equation: 


Simplifying
21b + -3 = 60

Reorder the terms:
-3 + 21b = 60

Solving
-3 + 21b = 60

Solving for variable 'b'.

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

Add '3' to each side of the equation.
-3 + 3 + 21b = 60 + 3

Combine like terms: -3 + 3 = 0
0 + 21b = 60 + 3
21b = 60 + 3

Combine like terms: 60 + 3 = 63
21b = 63

Divide each side by '21'.
b = 3

Simplifying
b = 3

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