Hey!
Let's write it,

Add

to both sides,


Subtract

from both sides.


Since we don't want a negative variable, we have to divide both sides by

.

Our answer would be,

Thanks!
-TetraFish
The probability is 15.63%. Solution:
(1 + 4)! over (1! + 4! + 2 raise to 5)
=5/32
=.1563
=15.63%
Answer: The answer is B
Step-by-step explanation: I got the answer right
Given:
The number of seats in the first row is <em>a</em>₁ = 12.
The series of the increasing number of seats is 12, 14, 16......
The objective is to find the total number of seats in the first 12 rows.
Explanation:
The difference between the number of seats in each row can be calculated by the difference between the successive terms of the series.

The number of rows to be calculated is <em>n</em> = 12.
To find the number of seats:
The number of seats presents in the first 12 rows can be calculated as,

On plugging the obtained values in the above equation,

Hence, the total number of seats in the first 12 rows is 276.
Answer:
7x2 + 2x + 13
Step-by-step explanation:
tiger algebra was used
https://www.tiger-algebra.com/drill/(3x2_5x_7)-(-4x2_3x-6)/