0.4(2-x)-(x+3)=

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Solution for 0.4(2-x)-(x+3)= equation:


Simplifying
0.4(2 + -1x) + -1(x + 3) = 0
(2 * 0.4 + -1x * 0.4) + -1(x + 3) = 0
(0.8 + -0.4x) + -1(x + 3) = 0

Reorder the terms:
0.8 + -0.4x + -1(3 + x) = 0
0.8 + -0.4x + (3 * -1 + x * -1) = 0
0.8 + -0.4x + (-3 + -1x) = 0

Reorder the terms:
0.8 + -3 + -0.4x + -1x = 0

Combine like terms: 0.8 + -3 = -2.2
-2.2 + -0.4x + -1x = 0

Combine like terms: -0.4x + -1x = -1.4x
-2.2 + -1.4x = 0

Solving
-2.2 + -1.4x = 0

Solving for variable 'x'.

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

Add '2.2' to each side of the equation.
-2.2 + 2.2 + -1.4x = 0 + 2.2

Combine like terms: -2.2 + 2.2 = 0.0
0.0 + -1.4x = 0 + 2.2
-1.4x = 0 + 2.2

Combine like terms: 0 + 2.2 = 2.2
-1.4x = 2.2

Divide each side by '-1.4'.
x = -1.571428571

Simplifying
x = -1.571428571

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