0.43+0.71(140-x)=0.65(140)

Solution for 0.43+0.71(140-x)=0.65(140) equation:

Simplifying
0.43 + 0.71(140 + -1x) = 0.65(140)
0.43 + (140 * 0.71 + -1x * 0.71) = 0.65(140)
0.43 + (99.4 + -0.71x) = 0.65(140)

Combine like terms: 0.43 + 99.4 = 99.83
99.83 + -0.71x = 0.65(140)

Multiply 0.65 * 140
99.83 + -0.71x = 91

Solving
99.83 + -0.71x = 91

Solving for variable 'x'.

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

Add '-99.83' to each side of the equation.
99.83 + -99.83 + -0.71x = 91 + -99.83

Combine like terms: 99.83 + -99.83 = 0.00
0.00 + -0.71x = 91 + -99.83
-0.71x = 91 + -99.83

Combine like terms: 91 + -99.83 = -8.83
-0.71x = -8.83

Divide each side by '-0.71'.
x = 12.43661972

Simplifying
x = 12.43661972