Solve using the substitution method

5x-2y=14

3x+2y=18

A waiting room is 2/3 full when 36 people are seated. How many people are in the waiting room when it is 1/2 full?

What are the partial quotients of 68 divided by 456

The product of two numbers is 48, and one of the numbers is 12. Find the other number. Which equation can be used to solve this problem? A) 48x = 12 B) 12x = 48 C) X/12 = 48 D) X/48 = 12

A meteorological office keeps records of the annual precipitation in different cities. For one city, the mean annual precipitation is 15.3 and the standard deviation of the annual precipitation amounts is 4.2.

lydia and annette are standing next to each other. lydia is 40 inches tall, and her shadow is 60 inches long. if annettes shadow is 75 inches long, how tall is annette?

Find the area of the circle with the given radius or diameter. Use = 3.14. r = 2 A = ? 6.28 sq. units 12.56 sq. units 50.24 sq. units

In joes family2/6 of the people have blue eyes and 3/6 of the people have Brown eyes. what fraction of people has either blue or Brown eyes?

Find the surface area of the regular hexagonal pyramid shown to the nearest square meter. a. 406 m2 b. 393 m2 c. 819 m2 d. 240 m2

does it matter what interval you use when you find the rate of change of a proportional relationship? Explain.

Why can't a triangle have more than one obtuse angle