3x + 2y = 20 if x is 3

Item 18 You and your friend gather 56 apples. You gather 29 apples. Let a be the number of apples your friend gathers. Write an equation you can use to find a. $$

Kate is making pizza. She puts 8 ounces of cheese on each pizza. If she has 4 24-ounce packages of cheese, how many pizzas can she make?

When randomly selecting an adult, let B represent the event of randomly selecting someone with type B blood. Write a sentence describing what the rule of complements is telljng us: P (B or ¯ B ) = l.

7.5g of sugar is needed for every cake made how much sugar is needed for 10 cakes

four sisters bought a present for their mother. They received a 10% discount on the original price of the gift. after the discount was taken, each sister paid $9.00. What was the original price of the gift?

Consider two circles, a smaller one and a larger one. If the larger one has a radius that is 15 feet larger than that of the smaller circle and the ratio of the circumferences is 4 colon 1, what are the radii of the two circles?

A student estimated a mass for by 325g, but upon carefully mesuring it, found the actual mass to be 342g. What is the percent error?

James works as a waiter. He served meals with bills of $23.59, $40.65, $30.50, and $15.68. If his total for tips was $17.67, what percent tip did he receive for serving these meals? Round the answer to the nearest percent.

What is the estimate sum of 3 4/15

The ratio of Gus's driveway is 13 yards to 4 yards. What is the ratio in feet?