What is the system subtitution of 2y=x+1; - 2x-y=7

If Katie paid Tasha $0.01 on the first day of a 31 day month and doubled the amount everyday throughout the month, how much money would Tasha receive from Katie on the last day of the month? Use the formula 2n-1 (0.

5077 to 3 significant figures

Which of the following is an effect of fossil fuel emission on oceans? a. decreased pH b. decreased carbonate concentrations c. increased CO2 absorption d. all of the above

He has a total of 85 cards and is selling each basketball card for $5 and each baseball card for $3. He hopes to make a total of $315. How many baseball cards and basketball cards does he have in his collection

A number is divided into two parts in the ratio 1:3. If the larger part is 108 find the number?

Pepper jackie purchased 5.8 kg of rainbow sprinkles. If she divides them equally into 8 star containers, how much will be in each star

A lion runs 15 miles in 1 hour. Write an expression for the number of miles the lion can run in h hours

Write the word names for each of the numerals in the following paragraph. One popular fast-food chain ordered (a) 2,400,000 slices of cheese last year.

You use a cone-shaped cup to drink water. The cup has a diameter of 6 centimeters and a height of 12 centimeters. What is the volume of the cup? Use 3.14 to approximate pi. Round your answer to the nearest tenth.

A palm tree casts a shadow that is 28 feet long. A 6-foot sign casts a shadow 8 feet long the palm tree?