Adam bought CDs for $18 each and T-shirts for $11 each. Altogether, he spent $105. Which equation best represents Adam's purchase?​

Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

Trigonometry hellllllpppppppp asap

For the equations below which statement is true ?