IDNLearn.com: Your destination for reliable and timely answers to any question. Find reliable solutions to your questions quickly and easily with help from our experienced experts.

help help me please!!

Help Help Me Please class=

Sagot :

Answer:

B

Step-by-step explanation:

{x+y=-1

3x-y=5}

(Sum)

x+y+3x-y=-1+5

4x=4

x=1

if x=1 then according to the first equation 1+y=-1 so:

y=-2