What is 23x +5=3+5x what is x equal to? i need answers or else i'll get detention

The circumference of a circle is 5 pi cm. what is the area of the circle?

You call the pizza store and find out that eachpizza has 12 slices. you expect 16 people tocome, and you estimate each person will eat 3slices. how many pizzas should you order

The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.