Solve the system of equations by substitution.

x + y =

x + 7y = 8

Find the area of a trapezoid with bases 2ft and 3ft and height 1/3 foot. Round your answer to the nearest tenth

A car dealer had 12 red cars on his lot at the beginning of the month. the first week he sold 8 of them. What fraction did he sell?

What is the value of k in the product of powers below? 1 0 -1 -3

Which shows the order of the angles from smalest to largesi?

Bonnie worked for 7 hours each day for 30 day. how many hours did she work altogether

Use the data for each plant's growth to determine and compare the rates of change. How fast does Plant A grow each week? How fast does Plant B grow each week? Which plant grows faster each week?

Which is the best way to pay your credit card bill?

A hollow ball is made of rubber that is 1 cm thick. The ball has a radius of 5 cm at the outside surface. What is the approximate volume of rubber used to make the ball? Use 3.14 to approximate pi.

Steven started with 48 pieces of candy. He ate 3 per day. y= How many pieces will be left after 7 days?

True or False. The function has a vertical asymptote at every x-value where its numerator is zero, and you can make a table for each vertical asymptote to find out what happens to the function there.