0.40x+0.10(10)=0.20(31)

Solution for 0.40x+0.10(10)=0.20(31) equation:

Simplifying
0.40x + 0.10(10) = 0.20(31)

Multiply 0.10 * 10
0.40x + 1 = 0.20(31)

Reorder the terms:
1 + 0.40x = 0.20(31)

Multiply 0.20 * 31
1 + 0.40x = 6.2

Solving
1 + 0.40x = 6.2

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 0.40x = 6.2 + -1

Combine like terms: 1 + -1 = 0
0 + 0.40x = 6.2 + -1
0.40x = 6.2 + -1

Combine like terms: 6.2 + -1 = 5.2
0.40x = 5.2

Divide each side by '0.40'.
x = 13

Simplifying
x = 13