Answer is 12
Reason
Combine like terms
3x + 99 x = 1224
102x = 1224
Now solve for x
Divide both sides by 102
x= 12
Answer:
12 I think I counted it hope it's correct
Answer:
1: 500
2: 50
3: 7.5
Step-by-step explanation:
bearing in mind that the average rate of change = slope, and for that we can simply use two points off the table.
