0.8-0.3(70+x)=0.2(70)

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Solution for 0.8-0.3(70+x)=0.2(70) equation: 


Simplifying
0.8 + -0.3(70 + x) = 0.2(70)
0.8 + (70 * -0.3 + x * -0.3) = 0.2(70)
0.8 + (-21 + -0.3x) = 0.2(70)

Combine like terms: 0.8 + -21 = -20.2
-20.2 + -0.3x = 0.2(70)

Multiply 0.2 * 70
-20.2 + -0.3x = 14

Solving
-20.2 + -0.3x = 14

Solving for variable 'x'.

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

Add '20.2' to each side of the equation.
-20.2 + 20.2 + -0.3x = 14 + 20.2

Combine like terms: -20.2 + 20.2 = 0.0
0.0 + -0.3x = 14 + 20.2
-0.3x = 14 + 20.2

Combine like terms: 14 + 20.2 = 34.2
-0.3x = 34.2

Divide each side by '-0.3'.
x = -114

Simplifying
x = -114

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