Y-(1.4-y)=83.6

Solution for Y-(1.4-y)=83.6 equation:

Simplifying
Y + -1(1.4 + -1y) = 83.6
Y + (1.4 * -1 + -1y * -1) = 83.6
Y + (-1.4 + 1y) = 83.6

Reorder the terms:
-1.4 + Y + 1y = 83.6

Solving
-1.4 + Y + 1y = 83.6

Solving for variable 'Y'.

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

Add '1.4' to each side of the equation.
-1.4 + Y + 1.4 + 1y = 83.6 + 1.4

Reorder the terms:
-1.4 + 1.4 + Y + 1y = 83.6 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
0.0 + Y + 1y = 83.6 + 1.4
Y + 1y = 83.6 + 1.4

Combine like terms: 83.6 + 1.4 = 85
Y + 1y = 85

Add '-1y' to each side of the equation.
Y + 1y + -1y = 85 + -1y

Combine like terms: 1y + -1y = 0
Y + 0 = 85 + -1y
Y = 85 + -1y

Simplifying
Y = 85 + -1y