PLEAS EHELP FAST ILL GOVE YOU AS MUCH POINTS AS YOU WANT WHAT IS THE ANSWER FOR THIS MULTIPLE CHOICE

Answer:
B
Step-by-step explanation:
when u do elimination u want to get the same number as the top. so 10 divided by 2 is 5.
Answer:
B. divide the bottom by 2
Step-by-step explanation:
you want one of the variables to have the same coeficient. Dividing it by 2 will make both equations have the same coefficient for x.