66(.6)+x(.4)=60

Solution for 66(.6)+x(.4)=60 equation:

Simplifying
66(0.6) + x(0.4) = 60

Multiply 66 * 0.6
39.6 + x(0.4) = 60

Reorder the terms for easier multiplication:
39.6 + 0.4x = 60

Solving
39.6 + 0.4x = 60

Solving for variable 'x'.

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

Add '-39.6' to each side of the equation.
39.6 + -39.6 + 0.4x = 60 + -39.6

Combine like terms: 39.6 + -39.6 = 0.0
0.0 + 0.4x = 60 + -39.6
0.4x = 60 + -39.6

Combine like terms: 60 + -39.6 = 20.4
0.4x = 20.4

Divide each side by '0.4'.
x = 51

Simplifying
x = 51