If x is a real number, find 49x^2+14x (19-7x) + (19-7x) ^2.

Subtract negative 4X square negative 3X + 6 from 5X square negative 2X and - 6

A bubble gum machine contains 25 gumballs there are 12, green 6, purple, 2 orange and 5 yellow gumballs. find each theoretical probabilities

Julia wants a bike that cost 75 she needs to save 25 more to have enough money to buy it how much money does Julia already have

Here are the prices for cans of juice that are the same brand and the same size at different stores. Which store offers the best deal? Explain your reasoning. Store X: 4 cans for $2.48 Store Y: 5 cans for $3.00 Store Z: 59 cents per can

Divide 15 by the quotient of 12 and 4

What is 7k plus 10-5k can you show the work!

Alek went for a walk. D (t) models the distance Alek walked (in kilometers) after t hours. What does the statement D (0.5) < D (1) - D (0.

How many ounces of popcorn kernels are needed to make 40 cups of popcorn

Nikita borrows 1 11 superhero book and 1 11 dragon book from the library. The superhero book has a mass of 2 0 0 200200 grams. The dragon book has a mass of 3 1 0 310310 grams. What is the mass of the books Nikita borrowed?

If a cube has a surface area of 150 in squared, what is the length of one of the sides