-3(3.8+-.2y)-8y=20

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Solution for -3(3.8+-.2y)-8y=20 equation: 


Simplifying
-3(3.8 + -0.2y) + -8y = 20
(3.8 * -3 + -0.2y * -3) + -8y = 20
(-11.4 + 0.6y) + -8y = 20

Combine like terms: 0.6y + -8y = -7.4y
-11.4 + -7.4y = 20

Solving
-11.4 + -7.4y = 20

Solving for variable 'y'.

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

Add '11.4' to each side of the equation.
-11.4 + 11.4 + -7.4y = 20 + 11.4

Combine like terms: -11.4 + 11.4 = 0.0
0.0 + -7.4y = 20 + 11.4
-7.4y = 20 + 11.4

Combine like terms: 20 + 11.4 = 31.4
-7.4y = 31.4

Divide each side by '-7.4'.
y = -4.243243243

Simplifying
y = -4.243243243

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