Simplify the expression. x^2 + x - 6 / x^2 - 4 · x^2 - 9 / x^2 + 6x + 9

Tina bought 20 apples and bananas for her class. Apples cost $1.50 each. Bananas cost $1.25 each. Tina spent $28 in all. How many apples and how many bananas did she buy?

The accepted density of copper is 8.96 g/cm3. A lab team measured the density of a copper sample in a lab and calculated a density of 8.40 g/cm3.

A paper company needs to ship paper to a large printing business. The paper will be shipped in small boxes large boxes. The volume of each small box is 8 cubic feet and the volume of each large box is 23 cubic feet

Find the mean if - 2,7,8,4,-1,-10,1

Matt had a full jar of marbles. he gave kayla 3/4 of the marbles. then kayla returned 1/3 of the jars worth of marbles to the jar. how much of the jar is not full of marbles? Enter the answer in simplest fractional form.

The Sum of a number and 5 times the number is 18. Find the number

Which net matches the figure? a triangular prism a net of a square and four triangles a net of three rectangles and two triangles a net of four triangles a net of a hexagon and six triangles

A number cube lands showing an odd number it is rolled a second time and lands showing 6

write five pairs of integers (a, b) such that a divided / b is equal to 2 is is equal to - 3 one such pair is is 6 and - 2 because 6 divided by minus 2 is equal to minus 3

How do you write 21/7 as a whole number