What is the solution to the inequality 2(x+9/4)>3

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Solve the triangle. a = 21°, c = 105°, c = 5