The aquarium has 30 times as many fish in one tank as jacob has. the aquarium has 90 fish. how many fish does jacob have?

Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll