Distribute
10+4x+4+5
Combine like terms
19+4x
Final answer: 4x+19
Answer:
Yes bbtbtbt B
Step-by-step explanation:
Answer:
The fourth line will have 15 marbles
Step-by-step explanation:
The third line has 7 marbles. So, you double that and add one in order to find the number of marbles in the fourth line.
7*2=14
14+1=15