12.6=3b

Solution for 12.6=3b equation:

Simplifying
12.6 = 3b

Solving
12.6 = 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
12.6 + -3b = 3b + -3b

Combine like terms: 3b + -3b = 0
12.6 + -3b = 0

Add '-12.6' to each side of the equation.
12.6 + -12.6 + -3b = 0 + -12.6

Combine like terms: 12.6 + -12.6 = 0.0
0.0 + -3b = 0 + -12.6
-3b = 0 + -12.6

Combine like terms: 0 + -12.6 = -12.6
-3b = -12.6

Divide each side by '-3'.
b = 4.2

Simplifying
b = 4.2