4=2(1.5)+b

Solution for 4=2(1.5)+b equation:

Simplifying
4 = 2(1.5) + b

Multiply 2 * 1.5
4 = 3 + b

Solving
4 = 3 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
4 + -1b = 3 + b + -1b

Combine like terms: b + -1b = 0
4 + -1b = 3 + 0
4 + -1b = 3

Add '-4' to each side of the equation.
4 + -4 + -1b = 3 + -4

Combine like terms: 4 + -4 = 0
0 + -1b = 3 + -4
-1b = 3 + -4

Combine like terms: 3 + -4 = -1
-1b = -1

Divide each side by '-1'.
b = 1

Simplifying
b = 1