Question

Solve the system of equations and choose the correct answer from the list of options.

d + e = 15
–d + e = –5

Label the ordered pair as (d, e). (4 points)


(0, 0)

(10, –5)

(5, 10)

(10, 5)

Answer 1

(10, 5)

Explanation:

Answer 2

the pair solution is : (10;5)

Step-by-step explanation

d + e = 15 ....(1)

–d + e = –5 ....(2)

add (1) and (2) : 2e =10

e = 5

put the value of : e in (1) or (2) : d + 5 = 15

d = 10