Answer:
10
Step-by-step explanation:
Fatima wrote down 3 square numbers
since we don't know the three square we will represent it by any variable (X)
3x=30
so you divide both sides by 3
so we have 3x/3=30/3=10
therefore the answer is 10
1.
5c-7(2c-4)
5c-14c+28
-9c+ 28
2.
3(m+1) + 2m
3m+3+2m
5m+3
Answer: 14x + 42
7(2x+4)+14
14x + 28 + 14
<u>14x + 42</u>
Step-by-step explanation:
Answer:
C is a function... all the others are not functions since it doesn't pass the line test.
Step-by-step explanation:
