(6*-1)-(1.2*y)=2.4

Solution for (6*-1)-(1.2*y)=2.4 equation:

Simplifying
(6 * -1) + -1(1.2y) = 2.4

Multiply 6 * -1
(-6) + -1(1.2y) = 2.4
-6 + -1(1.2y) = 2.4

Remove parenthesis around (1.2y)
-6 + -1 * 1.2y = 2.4

Multiply -1 * 1.2
-6 + -1.2y = 2.4

Solving
-6 + -1.2y = 2.4

Solving for variable 'y'.

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

Add '6' to each side of the equation.
-6 + 6 + -1.2y = 2.4 + 6

Combine like terms: -6 + 6 = 0
0 + -1.2y = 2.4 + 6
-1.2y = 2.4 + 6

Combine like terms: 2.4 + 6 = 8.4
-1.2y = 8.4

Divide each side by '-1.2'.
y = -7

Simplifying
y = -7