What is the greatest common factor of 30y8+10y4?

y2

10y4

10y8

20y2

Why is there not an associative property of subtraction?

11r-12r combining like terms

Nth term fo 3,11,25,45

Five times a number d

2.0485739483766506687431~ is considered real and

Ben is sailing on a ship. The ship goes 600 miles north and then turn west. It travels 200 miles west and turns sought for 450 miles. It turns west again and travels 170 miles and turns south once more and travels 150 miles.

The volume of a tissue box is 288in3. If the box has a width of 6 inches and it is 4 inches high, how long is the box?

2.5 (x-7) + 0.5=12.5. "I bought a cookbook for $7. If I had $2.5 more, I could have bought another book for $12.50".

If you took a true " if then " statement inserted a not in each clause, and reversed the clauses, the new statement would also be true

Find the values of l and m that make each equation true (7+m) + (4l-10) i=3 - 6i