-3y+5.6=-6y-(-21.6)

Solution for -3y+5.6=-6y-(-21.6) equation:

Simplifying
-3y + 5.6 = -6y + -1(-21.6)

Reorder the terms:
5.6 + -3y = -6y + -1(-21.6)

Multiply -1 * -21.6
5.6 + -3y = -6y + 21.6

Reorder the terms:
5.6 + -3y = 21.6 + -6y

Solving
5.6 + -3y = 21.6 + -6y

Solving for variable 'y'.

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

Add '6y' to each side of the equation.
5.6 + -3y + 6y = 21.6 + -6y + 6y

Combine like terms: -3y + 6y = 3y
5.6 + 3y = 21.6 + -6y + 6y

Combine like terms: -6y + 6y = 0
5.6 + 3y = 21.6 + 0
5.6 + 3y = 21.6

Add '-5.6' to each side of the equation.
5.6 + -5.6 + 3y = 21.6 + -5.6

Combine like terms: 5.6 + -5.6 = 0.0
0.0 + 3y = 21.6 + -5.6
3y = 21.6 + -5.6

Combine like terms: 21.6 + -5.6 = 16
3y = 16

Divide each side by '3'.
y = 5.333333333

Simplifying
y = 5.333333333