Answer:
-3
Step-by-step explanation:
-7b = 21
/ -7 / -7
b = -3
2y = 10
y = 10/2
y = 5 <==horizontal
this is a horizontal line. Anytime you have y = an integer, it is horizontal...and if u have x = an integer, it is a vertical line.
You would have no problem at all if it said "7 cows minus 2 cows", or "7 books minus 2 books". The THINGS just happen to be m's instead of cows or books.
Answer:
a3+13a
Step-by-step explanation:
sorry I don't know how to solve this
