11.2-(18xb)=0.4

Solution for 11.2-(18xb)=0.4 equation:

Simplifying
11.2 + -1(18xb) = 0.4

Remove parenthesis around (18bx)
11.2 + -1 * 18bx = 0.4

Multiply -1 * 18
11.2 + -18bx = 0.4

Solving
11.2 + -18bx = 0.4

Solving for variable 'b'.

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

Add '-11.2' to each side of the equation.
11.2 + -11.2 + -18bx = 0.4 + -11.2

Combine like terms: 11.2 + -11.2 = 0.0
0.0 + -18bx = 0.4 + -11.2
-18bx = 0.4 + -11.2

Combine like terms: 0.4 + -11.2 = -10.8
-18bx = -10.8

Divide each side by '-18x'.
b = 0.6x-1

Simplifying
b = 0.6x-1