6=0.5*b*4

Solution for 6=0.5*b*4 equation:

Simplifying
6 = 0.5b * 4

Reorder the terms for easier multiplication:
6 = 0.5 * 4b

Multiply 0.5 * 4
6 = 2b

Solving
6 = 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
6 + -2b = 2b + -2b

Combine like terms: 2b + -2b = 0
6 + -2b = 0

Add '-6' to each side of the equation.
6 + -6 + -2b = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -2b = 0 + -6
-2b = 0 + -6

Combine like terms: 0 + -6 = -6
-2b = -6

Divide each side by '-2'.
b = 3

Simplifying
b = 3