For the following arithmetic sequence, if a_1=21 and d = - 3 what is a_1000?

Identify the value of x that makes each pair of ratios equivalent 6 to 8 and 18 to x

The aquarium display 322 fish. the number of seahorses on display is 85 less than the number of fish

5/8 divided by five and three fourth

Original price $65.00 markdown 10%

The local high school's cheerleading squad is selling snow cones during lunch to raise money for a national cheerleading competition. Paper cones are pre-filled with shaved ice and then filled with flavored syrup as customer orders are placed.

When a line is reflected over the y-axis, the result is A. a line. B. a square. C. an angle. D. a rectangle.

Solve using substitution. 2x-3y x+y=9 just so you know, I know the answer its (3,6). I just need the explanation on how to get that answer using substitution.

A speed boat is traveling at 100 km/hr. How many hours will it take for the boat to cover a distance of 115 km?

A die contains the numbers 1 through 6. David rolls the die 2 times. What is the probability of getting a 3 on the first roll and a 5 on the second roll?

The equation y = 55x + 85 describes the amount of money a plumber charges, where y is the total amount he charges and x is the number of hours he works. The table shows the total amount of money an electrician charges.