The answer is -0.1 I believe
Answer:
a+15=x
Step-by-step explanation:
Austin is represented as variable a, and you have 15 more cards.
x is your amount of cards
3=4m+ b
-1=3m+b
m=4
plug in to either equation,
3=16+ b
b=-13
Thus, C would be the answer.
Answer:
looks like D...............
