-7(0.1x+0.2)-1.9=-0.5

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Solution for -7(0.1x+0.2)-1.9=-0.5 equation: 


Simplifying
-7(0.1x + 0.2) + -1.9 = -0.5

Reorder the terms:
-7(0.2 + 0.1x) + -1.9 = -0.5
(0.2 * -7 + 0.1x * -7) + -1.9 = -0.5
(-1.4 + -0.7x) + -1.9 = -0.5

Reorder the terms:
-1.4 + -1.9 + -0.7x = -0.5

Combine like terms: -1.4 + -1.9 = -3.3
-3.3 + -0.7x = -0.5

Solving
-3.3 + -0.7x = -0.5

Solving for variable 'x'.

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

Add '3.3' to each side of the equation.
-3.3 + 3.3 + -0.7x = -0.5 + 3.3

Combine like terms: -3.3 + 3.3 = 0.0
0.0 + -0.7x = -0.5 + 3.3
-0.7x = -0.5 + 3.3

Combine like terms: -0.5 + 3.3 = 2.8
-0.7x = 2.8

Divide each side by '-0.7'.
x = -4

Simplifying
x = -4

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