Question

Solve, using linear combination.

p – q = 8
2p – q = 19



Which ordered pair, (p, q), is the solution to the system of equations?



A) (4, –4)

B) (10, 1)

C) (–4, 4)

D)(11, 3)

Answer 1

Answer:the answer is D)(11, 3)

Step-by-step explanation:took the test and got it right

Answer 2

let's try all the answers with the above equation

a) 4 as p and -4 as q
4 - 4 = 8? INCORRECT

b) 10 as p and 1 as q
10 - 1 = 8? INCORRECT

c) -4 as p and 4 as q
-4 - 4 = 8? INCORRECT

d) 11 as p and 3 as q
11 - 3 = 8? correct