0.30x+0.15(10)=0.15(40)

Solution for 0.30x+0.15(10)=0.15(40) equation:

Simplifying
0.30x + 0.15(10) = 0.15(40)

Multiply 0.15 * 10
0.30x + 1.5 = 0.15(40)

Reorder the terms:
1.5 + 0.30x = 0.15(40)

Multiply 0.15 * 40
1.5 + 0.30x = 6

Solving
1.5 + 0.30x = 6

Solving for variable 'x'.

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

Add '-1.5' to each side of the equation.
1.5 + -1.5 + 0.30x = 6 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + 0.30x = 6 + -1.5
0.30x = 6 + -1.5

Combine like terms: 6 + -1.5 = 4.5
0.30x = 4.5

Divide each side by '0.30'.
x = 15

Simplifying
x = 15