Which expression is not equal to 0?

5 - 5

-7+7

6 - (-6)

-8 - (-8)

A certain species of fish is to be introduced into a lake, and wildlife experts estimate the population will grow to P (t) = (715) 4t4, where t represents the number of years from the time of introduction.

You can buy 5 cans of green beans at the village market for $3.00. You can buy 10 of the same cans of beans at sam's club for $5.90. which place is the better buy?

Convert. 08km into meters

What is the percent of change from 7500 to 8200

If you charge $500 on a credit card today, how much will the balance be in two years (assuming no additional fees) if the credit card has a 10% APR that is compounded - a. once a year? b. once a month? c. once a week?

Lisa has $15 in her piggy bank. How much additional money does she need to buy a game that costs $75?

Nadia bought 5 tickets to attend a spaghetti supper fundraiser at her school. The equation 5x = 32.50 can be used to find x, the cost of each ticket in dollars. Which equation represent the cost of each ticket.

Evaluate 3+jk+k^33+jk+k 3 3, plus, j, k, plus, k, cubed when j=2j=2j, equals, 2 and k=6k=6k, equals, 6

Use the Pythagorean Theorem to find the missing side. Round your answer to the nearest hundredth. 19 m 52 m

A machine produces a total of 12,000 bolts a day, which are on the average 3% defective. Find the probability that out of 600 bolts chosen at random, 12 will be defective.