What is the product of (4x - 7) (4x + 7) ?

A. 16x2 - 49

B. 8x2 + 56x - 49

C. 16x2 + 56x - 49

D. 8x2 - 49

Jenny can type at a speed of 80 words per minute. It took her 20 minutes to type a report. How many times words was the report?

How to multiply better

John sells book bags. He sells a leather bag for $69.80 and the sales price. About how much is the sales tax on the book bag?

What is the range of the function () = 12-2 f (x) = 1 2 x - 2 when the domain is {2, 4, 6}?

Qn item is regularly priced at 35.00 Melissa bought it on sale for 95% off the regular price.

Nadia started at 19.26 feet below sea level and then changed her altitude by climbing a total of 5,437.8 feet up from her initial position. What was Nadia's altitude at the end of her climb

A toy manufacturer needs a piece of plastic in the shape of a right triangle with the longer leg 6 cm more than the shorter leg and the hypotenuse 12 cm more than the shorter leg. How long should the sides of the triangle be?

To celebrate, Clare went out to eat with her 3 friends. Their meal, including tax, was $75. If they left a tip, what is their total bill including the tip.

2x + 2/3 equals 1/3 what is X

Jermain made 6 candles. lukas made 4 times as many candles as jermain did. they plan to pack the candles in boxes with 3 candles in each box. how many boxes will they need for all the candles?