A builder has an 8-acre plot divided into 1/2
-acre home sites.

How many
1/2
-acre home sites are there?

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible