2(14.3-1.6y)-y=7

Solution for 2(14.3-1.6y)-y=7 equation:

Simplifying
2(14.3 + -1.6y) + -1y = 7
(14.3 * 2 + -1.6y * 2) + -1y = 7
(28.6 + -3.2y) + -1y = 7

Combine like terms: -3.2y + -1y = -4.2y
28.6 + -4.2y = 7

Solving
28.6 + -4.2y = 7

Solving for variable 'y'.

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

Add '-28.6' to each side of the equation.
28.6 + -28.6 + -4.2y = 7 + -28.6

Combine like terms: 28.6 + -28.6 = 0.0
0.0 + -4.2y = 7 + -28.6
-4.2y = 7 + -28.6

Combine like terms: 7 + -28.6 = -21.6
-4.2y = -21.6

Divide each side by '-4.2'.
y = 5.142857143

Simplifying
y = 5.142857143