Can someone help me out the first one, please! Also ignored what I wrote in the paper.

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds. then use the distributive property and mental math to evaluate the expression.