(-2.5)(3.0)+(-2.5)(1.5y)=

Solution for (-2.5)(3.0)+(-2.5)(1.5y)= equation:

Simplifying
(-2.5)(3.0) + (-2.5)(1.5y) = 0

Multiply -2.5 * 3.0
-7.5 + (-2.5)(1.5y) = 0

Remove parenthesis around (1.5y)
-7.5 + -2.5 * 1.5y = 0

Multiply -2.5 * 1.5
-7.5 + -3.75y = 0

Solving
-7.5 + -3.75y = 0

Solving for variable 'y'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + -3.75y = 0 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + -3.75y = 0 + 7.5
-3.75y = 0 + 7.5

Combine like terms: 0 + 7.5 = 7.5
-3.75y = 7.5

Divide each side by '-3.75'.
y = -2

Simplifying
y = -2