Answer: The answer is 4 pieces of chalk
Answer:
6
Step-by-step explanation:
Let . We know the formula for the sum of an arithmetic sequence is:
Where n is the number term you are finding the sum up to, a1 is the first term, and an is the nth term. We can substitute what we have:
The formula to find the nth term of an arithmetic series is:
Where d is the common difference. Again, we can plug in what we have;
Answer:
Step-by-step explanation:
For a radical equation, the unknown or the variable is located under the radical sign.
In this case our variable is x.
From the given options, is the only radical equation.
The last equation, is not a radical equation because the number (13) under the radical sign is constant.
The 3rd choice is correct
1 bag = $3
2 bags = $6
3 bags = $9
4 bags = $12
5 bags = $15
on the y axis, put the cost
on the x axis, put the number of bags
on the y axis count by 3’s
hope this helps :)