.4(3-2x)=15

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Solution for .4(3-2x)=15 equation: 


Simplifying
0.4(3 + -2x) = 15
(3 * 0.4 + -2x * 0.4) = 15
(1.2 + -0.8x) = 15

Solving
1.2 + -0.8x = 15

Solving for variable 'x'.

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

Add '-1.2' to each side of the equation.
1.2 + -1.2 + -0.8x = 15 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + -0.8x = 15 + -1.2
-0.8x = 15 + -1.2

Combine like terms: 15 + -1.2 = 13.8
-0.8x = 13.8

Divide each side by '-0.8'.
x = -17.25

Simplifying
x = -17.25

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