In five years, josh will be 21 years old . how old is he now? let j=josh's current age.
a= j=21+5
b= j+5=21
c= j-5=21

Which of the following is true for the relation f(x)=2x^2+1

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?