Answer:
8
Step-by-step explanation:
When you divide by a fraction, you can also say that you are multiplying by the reciprocal.
So 


54 buttons ÷ 9 button cards = 6
She should buy 6 cards of buttons.
Answer:
Linear
Step-by-step explanation:
For every step in x, the y values increase by 4 each time, making it a linear function, since the change in y is constant.
5x-3=2.5x+x solve this equation that I just gave you for X then plug it in to 2.5x and that will equal MN
Answer:
sorry I need some points
Step-by-step explanation:
it's an urgent plzz sorry