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

The 1862 battle at Antietam put an end to A. the military career of Stonewall Jackson. B. the Confederate threat to the Union capital. C. the Civil War’s early

3. (3 pt) Which term refers to a person who favors government control of businesses that affect most citizens, such as railroads, electrical power, and telephon

The Coriolis effect causes surface ocean currents to _____. flow in straight lines between the poles bend and curve around the planet move more quickly than dee

What do the three Abrahamic faiths—Christianity, Islam, and Judaism—have in common? All believe in one god. All believe that Jesus was the messiah. All have spe

Find the X and Y intercepts (-4,-3) (1,6

Which kind of sentence structure is represented by the sentence below? Since the Wright brothers made their first flight in 1903, flying developed relatively ea

Who was intended to benefit from the Land Act of 1800? A large-scale farmer with vast acreage A plantation owner in the South A poor family that wanted property

What do the three Abrahamic faiths—Christianity, Islam, and Judaism—have in common? All believe in one god. All believe that Jesus was the messiah. All have spe

Can anyone help me ????? Please

how many quarter hours are in 5 hours