Answer:
since you have a google browser type the following equation into the bar without searching for it.
Step-by-step explanation:
the instructions or search online.
Answer:
<u>131 seats</u> are in the 30th row.
Step-by-step explanation:
The theater is designed with the first row there are 15 seats, in second row 19 seats and in the third row there are 23 seats.
Now, to find the number of seats in the 30th row.
So, we get the common difference(
) from the arithmetic sequence first:
Thus, 
So, the first tem 
= 15.
The number of last row (
) = 30.
Now, to get the number of seat in the 30th row we put formula:
Therefore, 131 seats are in the 30th row.
Answer:
$60
Step-by-step explanation:
If it is increasing annually then next year the savings will be $50+20% of $50
=>$50+$10
=>$60
Answer: $56
Step-by-step explanation:
Divide 24 by 3 to get 8
$8 will be the amount it'll cost for 1 t-shirt
So you would multiply 7 by 8 to get 56
So $56 will be the amount of 7 t-shirts
Answer:
−16(2−−5)
Step-by-step explanation:
hay un factor común entre estos números, por lo que simplemente −16t2+16t+80 divida y reutilice y luego reciba−162+16+80 llegar
−16(2−−5)
