-7(0.1x+0.2)-1.7=-0.3

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Solution for -7(0.1x+0.2)-1.7=-0.3 equation: 


Simplifying
-7(0.1x + 0.2) + -1.7 = -0.3

Reorder the terms:
-7(0.2 + 0.1x) + -1.7 = -0.3
(0.2 * -7 + 0.1x * -7) + -1.7 = -0.3
(-1.4 + -0.7x) + -1.7 = -0.3

Reorder the terms:
-1.4 + -1.7 + -0.7x = -0.3

Combine like terms: -1.4 + -1.7 = -3.1
-3.1 + -0.7x = -0.3

Solving
-3.1 + -0.7x = -0.3

Solving for variable 'x'.

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

Add '3.1' to each side of the equation.
-3.1 + 3.1 + -0.7x = -0.3 + 3.1

Combine like terms: -3.1 + 3.1 = 0.0
0.0 + -0.7x = -0.3 + 3.1
-0.7x = -0.3 + 3.1

Combine like terms: -0.3 + 3.1 = 2.8
-0.7x = 2.8

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

Simplifying
x = -4

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