mira2774 mira2774

10-12-2019
Mathematics

contestada

The sum of two numbers is 52 and the difference is 10. What are the numbers?

Respuesta :

JoeMama7800 JoeMama7800

10-12-2019

The numbers are 21 and 31

Answer Link

PollyP52 PollyP52

10-12-2019

Answer:

21 and 31.

Step-by-step explanation:

If the 2 numbers are x and y then:

x + y = 52

x - y = 10 Adding these 2 equations to remove y:

2x = 62

x = 31.

So

31 - y = 10

31-10 = y

21 = y.

Answer Link

Otras preguntas

-6 9/16 written as a decimal

What is the answer to 56 is 28% of

The first civilizations in Asia formed along the _____ and ____ River valleys around _____ BC. a. Indus; Yangtze; 6000 b. Indus; Yellow; 3000 c. Indus; Yello

4. Which effect can be traced directly to the supreme court’s ruling in the Plessy vs. Ferguson?

Which of the following is closest to the speed of sound in air at sea level ? a. 3 m/s b. 30 m/s c. 330 m/s d. 3300 m/s

Which of the following was NOT grounds for a runaway to be sent South after being brought before a federal commissioner?

An electric current produces a magnetic field. a. True b. False

Mrs. Kenders earns $20 per hour and works 40 hours per week. She pays 5% of her weekly earnings to state taxes and 25% of her weekly earnings to federal taxes.

Under the Library of Congress system, where would you begin to search for books on the legal system of Greece?

Pepsin, a common enzyme found in the stomach, is most active at pH values between 0.5 and 2.5. It works slowly between pH values of 2.6 and 3.4. Beyond a pH of