3(1.2+-0.2y)-3y=18

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Solution for 3(1.2+-0.2y)-3y=18 equation:


Simplifying
3(1.2 + -0.2y) + -3y = 18
(1.2 * 3 + -0.2y * 3) + -3y = 18
(3.6 + -0.6y) + -3y = 18

Combine like terms: -0.6y + -3y = -3.6y
3.6 + -3.6y = 18

Solving
3.6 + -3.6y = 18

Solving for variable 'y'.

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

Add '-3.6' to each side of the equation.
3.6 + -3.6 + -3.6y = 18 + -3.6

Combine like terms: 3.6 + -3.6 = 0.0
0.0 + -3.6y = 18 + -3.6
-3.6y = 18 + -3.6

Combine like terms: 18 + -3.6 = 14.4
-3.6y = 14.4

Divide each side by '-3.6'.
y = -4

Simplifying
y = -4

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