0.3x+0.2(x-7)=8

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Solution for 0.3x+0.2(x-7)=8 equation: 


Simplifying
0.3x + 0.2(x + -7) = 8

Reorder the terms:
0.3x + 0.2(-7 + x) = 8
0.3x + (-7 * 0.2 + x * 0.2) = 8
0.3x + (-1.4 + 0.2x) = 8

Reorder the terms:
-1.4 + 0.3x + 0.2x = 8

Combine like terms: 0.3x + 0.2x = 0.5x
-1.4 + 0.5x = 8

Solving
-1.4 + 0.5x = 8

Solving for variable 'x'.

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

Add '1.4' to each side of the equation.
-1.4 + 1.4 + 0.5x = 8 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
0.0 + 0.5x = 8 + 1.4
0.5x = 8 + 1.4

Combine like terms: 8 + 1.4 = 9.4
0.5x = 9.4

Divide each side by '0.5'.
x = 18.8

Simplifying
x = 18.8

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