3b+84=9b

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Solution for 3b+84=9b equation:


Simplifying
3b + 84 = 9b

Reorder the terms:
84 + 3b = 9b

Solving
84 + 3b = 9b

Solving for variable 'b'.

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

Add '-9b' to each side of the equation.
84 + 3b + -9b = 9b + -9b

Combine like terms: 3b + -9b = -6b
84 + -6b = 9b + -9b

Combine like terms: 9b + -9b = 0
84 + -6b = 0

Add '-84' to each side of the equation.
84 + -84 + -6b = 0 + -84

Combine like terms: 84 + -84 = 0
0 + -6b = 0 + -84
-6b = 0 + -84

Combine like terms: 0 + -84 = -84
-6b = -84

Divide each side by '-6'.
b = 14

Simplifying
b = 14

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