-4(.1x+.5)-.8=-.4

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Solution for -4(.1x+.5)-.8=-.4 equation:


Simplifying
-4(0.1x + 0.5) + -0.8 = -0.4

Reorder the terms:
-4(0.5 + 0.1x) + -0.8 = -0.4
(0.5 * -4 + 0.1x * -4) + -0.8 = -0.4
(-2 + -0.4x) + -0.8 = -0.4

Reorder the terms:
-2 + -0.8 + -0.4x = -0.4

Combine like terms: -2 + -0.8 = -2.8
-2.8 + -0.4x = -0.4

Solving
-2.8 + -0.4x = -0.4

Solving for variable 'x'.

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

Add '2.8' to each side of the equation.
-2.8 + 2.8 + -0.4x = -0.4 + 2.8

Combine like terms: -2.8 + 2.8 = 0.0
0.0 + -0.4x = -0.4 + 2.8
-0.4x = -0.4 + 2.8

Combine like terms: -0.4 + 2.8 = 2.4
-0.4x = 2.4

Divide each side by '-0.4'.
x = -6

Simplifying
x = -6

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