Answer:
yes
Step-by-step explanation:
7th person that walked in would be 66 years old
The terms of this expression would be 8x,-20y, and -10. The coefficients are the numbers in front of the variable so they would be 8 and 20 because they are accompanied by a variable.
Answer:
b
Step-by-step explanation:
plz vote my answer the brainiest as i am trying to lvl up, hope this helps!
Answer:
no
Step-by-step explanation:
5 books are $2.50, mean that 10 books should only be $4.00 not $4.50. Also making the 15 for $6.00 only $5.50. All because 5 books would be $2.50.