chloekrutchik
contestada

PLEASE HELP ME!!!
Solve the following system of equations using the elimination method.
2x + 4y = 10

–2x + y = –15
Question 9 options:

A)

(–2,7)

B)

(3,1)

C)

(8,–3)

D)

(7,–1)

Respuesta :

samanthagbaldwin

Answer:

The answer is D

Step-by-step explanation: I solved by subsitution and found y=2x-15 So therefore 2x+4(2x-15)=10 and then x=7 and that was the only answer with7 as x but to check I did y=2(7)-15 and y=-1