0.40x+0.30(40)=0.20(70)

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Solution for 0.40x+0.30(40)=0.20(70) equation:


Simplifying
0.40x + 0.30(40) = 0.20(70)

Multiply 0.30 * 40
0.40x + 12 = 0.20(70)

Reorder the terms:
12 + 0.40x = 0.20(70)

Multiply 0.20 * 70
12 + 0.40x = 14

Solving
12 + 0.40x = 14

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 0.40x = 14 + -12

Combine like terms: 12 + -12 = 0
0 + 0.40x = 14 + -12
0.40x = 14 + -12

Combine like terms: 14 + -12 = 2
0.40x = 2

Divide each side by '0.40'.
x = 5

Simplifying
x = 5

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