3x+y=-7

-2x+4y=0

Solve by using substitution

A circular walking path has a diameter of 45 yards. what is the distance around the walking path?

Which answer explains the correct way to move the decimal to find the quotient of 60.8 : 1,000? A. two places to the left B. two places to the right C. three places to the left D. three places to the right

In a representative sample of 1000 adult Americans, only 460 could name at least one justice who is currently serving on the U. S. Supreme Court. Using a significance level of 0.

You are out to lunch. The cost of your food comes to $16.00, and you will leave a 20% tip. Find the total cost to the nearest cent.

Mei has 8 jars of soup. Each jar obtains 300 milliliters of sup. What is the smallest pot Mei can use to heat all the soup?

Jamal is making pancakes. He has 6 3/4 cups of batter, but he needs a total of 12 cups. How much more batter does Jamal need?

A surfer recorded a maximum wave height each day at the beach for 10 days. The results are shown in this dot plot

Edith wants to plan a dinner for one day of the week. She decides to put all the days of the week once into a hat. If she chooses one day a random, what is the probability that she chooses a weekday?

What is the lcd for the factor 1/3 and 2/9?

98 is what percent of 2487