geekchic6927 geekchic6927

02-04-2018
Mathematics

contestada

The sum of two numbers is 32 and their difference is 8 what are the two numbers

Respuesta :

sandyCool sandyCool

03-04-2018

a+b=32
a-b=8

let's subtract bottom equation from the top:

a+b-(a-b)=32-8
2b=24
b=12

Then a=20

Answer Link

Otras preguntas

I really need help with this question

I don’t understand how this is done

Read these lines from a traditional poem. They must have huddled in their blankets, those boys pressed to do a man’s work. Which change corrects the capitaliza

On a recent trip to the convenience store, you picked up 3 gallons of milk, 5 bottles of water, and 5 snack-size bags of chips. your total bill (before tax

Choose the correct answer below. a. a z-score is an area under the normal curve. b. a z-score is a conversion that standardizes any value from a normal distri

Which function has the greatest constant of variation? A x 8 9 10 11 y 20 22.5 25 27.5 B x 1 2 3 4 y 3.2 6.4 9.6 12.8

yo dije la verdad a mi madre as a direct object

please answer this math geometry question!

The law of increasing costs warns us that as demand increases, the cost of the product increases. as the cost of production increases, the price of the product

How can you tell which mineral's atoms are bonded more closely?