Please help i am so confused

The answer is A or 5, 6,and -7

Step-by-step explanation:

The coefficient is the number without the variable. A variable is the letter beside the number...An example is 4xthe variable is the "x".

in if you ask questions, the points are taken from your total and given to the one who answered it..

so if i have 30 points and i ask a question for 5 points, then when someone asks a question i will lose 5 points and the answerer earns 5

happy to

answer is c

step-by-step explanation:

81/12=324/x

x=48