For what value of x is the rational expression below equal to zero?

x - 9

(х - 4) (х + 4)

a. 9

b.-4

c. 4

d.-9

The sum of two number is 36. One number is 2 times as larger as the other. What are the numbers?

On a Saturday, a library checked out 52 books. If 24 of the books were fiction, what ratio of npn-fiction books to fiction books checked out?

Compare multiplying money with multiplying non-money amounts

David's statement shows a previous balance of $5834.53, a payment of $150, and new transactions totaling $325. His APR is 20.4% A. $5984.64 B. $6106.17 C. $6111.69 D. $6256.17

8.9. A taco stand sells tacos for $3.25 each. The stand's expenses for the day are $210. Define your variables and write an inequality to represent the amount of tacos they need to sell per day to make a profit, and then solve the inequality.

What is the rule for (fg) (x) for functions f (x) = x^2-9 and g (x) = 2x 2x²-7x 2x^3+ 2x^3 + 2x-9 2x^3-18x what is the rule for (fg) (x) for functions f (x) = 2x^2-8 and g (x) = x+2 3x-6 3x²-10 2x²-x-10 x-10

craige rose is an over-road truck driver. if he is paid 0.54 per mile, what is craig's total pay for the amount of miles

Explain how arc length and the measure of the central angle of a circle are related. check my answer?

If the probability that 20 kids or fewer kids in a group of 25 like pizza is 43%, what is the probability that at least 21 kids in the group like pizza? Options: A. 25% B. 43% C. 57% D. 21%

Use the given information to find the minimum sample size required to estimate an unknown population mean.