Pilar used four reusable shopping bags on a recent purchase she made at a grocery store. each bag decreased the amount she spent by 10 cents. what was the change to the amount pilar spent at the grocery store by using the reusable bags?

7+(3n++8) what is the answer to this?

Find all the angles that satisfy the equation cos(θ)=32

Breana is selling tickets to a choral performance. on the first day of ticket sales , she sold 3 senior citizen tickets and 1 child ticket for a total of $38. breana took in $52 on the second day by selling 3 senior citizen tickets and 2 child tickets. what is the price of a senior citizen ticket?