Solve for x. 4.25x = 21.

7731 rounded to the nearest 10

15x^3+52x^2+32x What is this completely factored

A student has $30. Berries cost $3 per pound. Which inequality shows n, the possible value for the number of ponds he can buy?

The size,? S, of a tumor (in cubic millimeters) is given by?=2? S = 2 t, where? t is the number of months since the tumor was discovered. Give units with your answers. (a) What is the size of the tumor right after 9 months?

What operation will you perform to solve the expression 4 * 16^3 + 10?

The Rodriguez family went to dinner at Pasta Palace. Mr. Rodriguez ordered a meal for $6.25; Mrs. R ordered a meal for $7.50; the 2 children ordered individual pizzas for $4.99 each. The sales tax rate was 7.25% and they left a 15% tip.

If people blink about 13 times per minute, how many times do they blink in 7 hours?

Shawn made fudge brownies and peanut butter brownies. Each batch of fudge brownies makes 9 pans. Each batch of peanut butter brownies makes 7 pans. Shawn made 13 batches and ended up with 97 pans of brownies.

Twelve cubic inches of soda are left in a can that holds 20 cubic inches. What percent of the soda has been drunk? What percent of the soda is left in the can?

Is it true that (x+4) = x² + 16? Explain.