0.65(7)+0.35(20)=x

Solution for 0.65(7)+0.35(20)=x equation:

Simplifying
0.65(7) + 0.35(20) = x

Multiply 0.65 * 7
4.55 + 0.35(20) = x

Multiply 0.35 * 20
4.55 + 7 = x

Combine like terms: 4.55 + 7 = 11.55
11.55 = x

Solving
11.55 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
11.55 + -1x = x + -1x

Combine like terms: x + -1x = 0
11.55 + -1x = 0

Add '-11.55' to each side of the equation.
11.55 + -11.55 + -1x = 0 + -11.55

Combine like terms: 11.55 + -11.55 = 0.00
0.00 + -1x = 0 + -11.55
-1x = 0 + -11.55

Combine like terms: 0 + -11.55 = -11.55
-1x = -11.55

Divide each side by '-1'.
x = 11.55

Simplifying
x = 11.55