Answer: the answer is c
Step-by-step explanation:
Answer:

Step-by-step explanation:
Get rid of the parenthesis then combine like terms
Answer:
thx you so much and why are you deleting it
54 buttons ÷ 9 button cards = 6
She should buy 6 cards of buttons.
Answer:
The equation — E = mc2 — means "energy equals mass times the speed of light squared." It shows that energy (E) and mass (m) are interchangeable.
Hope this helped