0.40x+0.70(20)=0.20(40)

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Solution for 0.40x+0.70(20)=0.20(40) equation: 


Simplifying
0.40x + 0.70(20) = 0.20(40)

Multiply 0.70 * 20
0.40x + 14 = 0.20(40)

Reorder the terms:
14 + 0.40x = 0.20(40)

Multiply 0.20 * 40
14 + 0.40x = 8

Solving
14 + 0.40x = 8

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 0.40x = 8 + -14

Combine like terms: 14 + -14 = 0
0 + 0.40x = 8 + -14
0.40x = 8 + -14

Combine like terms: 8 + -14 = -6
0.40x = -6

Divide each side by '0.40'.
x = -15

Simplifying
x = -15

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