.40x+0.70(20)=0.20(54)

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Solution for .40x+0.70(20)=0.20(54) equation:


Simplifying
0.40x + 0.70(20) = 0.20(54)

Multiply 0.70 * 20
0.40x + 14 = 0.20(54)

Reorder the terms:
14 + 0.40x = 0.20(54)

Multiply 0.20 * 54
14 + 0.40x = 10.8

Solving
14 + 0.40x = 10.8

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 = 10.8 + -14

Combine like terms: 14 + -14 = 0
0 + 0.40x = 10.8 + -14
0.40x = 10.8 + -14

Combine like terms: 10.8 + -14 = -3.2
0.40x = -3.2

Divide each side by '0.40'.
x = -8

Simplifying
x = -8

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