-6b+21=3

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Solution for -6b+21=3 equation: 


Simplifying
-6b + 21 = 3

Reorder the terms:
21 + -6b = 3

Solving
21 + -6b = 3

Solving for variable 'b'.

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

Add '-21' to each side of the equation.
21 + -21 + -6b = 3 + -21

Combine like terms: 21 + -21 = 0
0 + -6b = 3 + -21
-6b = 3 + -21

Combine like terms: 3 + -21 = -18
-6b = -18

Divide each side by '-6'.
b = 3

Simplifying
b = 3

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