-14=-20(-0.4+0.2x)-7x

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Solution for -14=-20(-0.4+0.2x)-7x equation:


Simplifying
-14 = -20(-0.4 + 0.2x) + -7x
-14 = (-0.4 * -20 + 0.2x * -20) + -7x
-14 = (8 + -4x) + -7x

Combine like terms: -4x + -7x = -11x
-14 = 8 + -11x

Solving
-14 = 8 + -11x

Solving for variable 'x'.

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

Add '11x' to each side of the equation.
-14 + 11x = 8 + -11x + 11x

Combine like terms: -11x + 11x = 0
-14 + 11x = 8 + 0
-14 + 11x = 8

Add '14' to each side of the equation.
-14 + 14 + 11x = 8 + 14

Combine like terms: -14 + 14 = 0
0 + 11x = 8 + 14
11x = 8 + 14

Combine like terms: 8 + 14 = 22
11x = 22

Divide each side by '11'.
x = 2

Simplifying
x = 2

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