Mathematics, 24.01.2021 02:40, ahmedeldyame

3. Solve the system using elimination.
[-x+ y = 9
X-y=-9
A:infinite solutions
b:no solution
c:(2,-1)
d:(-2,1)

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, monica1400

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Answers: 3

continue

Mathematics, 21.06.2019 19:30, AriesTwice

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Answers: 1

continue

Mathematics, 21.06.2019 21:30, foreverandalways80

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter

Answers: 1

continue

Mathematics, 21.06.2019 22:00, fatherbamboo

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Answers: 2

continue

Do you know the correct answer?

3. Solve the system using elimination.
[-x+ y = 9
X-y=-9
A:infinite solutions