Answer:
positive and negative integers
Answer:
30 items are sold there
Step-by-step explanation:
21/0.7 --> 210/7=30
Answer:
for X
Step-by-step explanation:
I dont really know sorry
Let

be the amount of pennies received for lawn

. Then,

and

.
We claim by induction that

. The base case is trivial (

is given). Then, we complete the inductive step. If

, we have:

This completes the proof.
Thus,

.
Answer:
idk i just need points
Step-by-step explanation: