Plz 5 or 3 pts or 10 isk : )

what is the solution to the equation 3x - 7.5 = 22.5?

x = 10
x = 8
x = 6
x = 0

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.

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

If you eat 4 medium strawberries, you get 48% of your daily recommenced amount of vitamin c. what fraction of your daily amount of vitamin c do you still need?