0.70x-0.60(x+20)=-0.40(20)

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Solution for 0.70x-0.60(x+20)=-0.40(20) equation: 


Simplifying
0.70x + -0.60(x + 20) = -0.40(20)

Reorder the terms:
0.70x + -0.60(20 + x) = -0.40(20)
0.70x + (20 * -0.60 + x * -0.60) = -0.40(20)
0.70x + (-12 + -0.60x) = -0.40(20)

Reorder the terms:
-12 + 0.70x + -0.60x = -0.40(20)

Combine like terms: 0.70x + -0.60x = 0.1x
-12 + 0.1x = -0.40(20)

Multiply -0.40 * 20
-12 + 0.1x = -8

Solving
-12 + 0.1x = -8

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 + 0.1x = -8 + 12

Combine like terms: -12 + 12 = 0
0 + 0.1x = -8 + 12
0.1x = -8 + 12

Combine like terms: -8 + 12 = 4
0.1x = 4

Divide each side by '0.1'.
x = 40

Simplifying
x = 40

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