Brittany2413 Brittany2413

12-12-2016
Mathematics

contestada

Two numbers total 42 and have a difference of 8 find the two numbers

Respuesta :

12-12-2016

x+y = 42
x-y = 8
x = 8+y

Substitute it in 1st equation,
8+y+y=42
2y = 34
y = 17

Substitute it in 1st eq.,
x = 42-17 = 25

So, the two numbers are 25 & 17

Hope this helps!

Answer Link

Otras preguntas

1.The length of a ship model is 3% of the length of the actual ship. The model is 1.5 M long. How long is the actual ship? ____M 2. Students at Lincoln Middle S

10 gallons and 11 quarts divided by 3

1. The fastest speed recorded for a runner is 27 miles per hour. This is 20% of the fastest speed for a water skier. Find the record for a water skier. ____M

Select all that apply. Select the items that have a pH level between 5 and 8. pure water Great Salt Lake saliva ammonia

What issues did cartoonists like Joseph Keppler portray through their illustrations?

As President, he attempted to avoid war with France by sending representatives to Paris.

What two groups were separated by the Proclamation Line of 1733

Please answer this I need to know so bad!![tex]A+4=11[/tex] what thid

which spheres are interacting when a volcano erupts and releases gases into the air?

It took Steve and his construction crew 8 months to build a house. After expenses he was left with 24,872.67 for himself. On average how much did Steve make per