Can you solve this > : d

question 1:

if a = -3n + 2, and b = 5n - 7, what is the value of a + b, in simplest form?

2n + 9

-8n - 5

-3n

2n - 5

question: 2

if a = -3n + 2 and b = 5n - 7, what is the value of a - b, in simplest form?

question: 3

express the sum of the angles of this triangle in two different ways.

The table respent two linear functions the equation respented by the first tables is given

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

Ineed with number 6 , explain how to get 1978