I need help solving this

Medium sodas cost $1.25 and hot dogs cost $2.50. natalie’s group brought in pizzas but is buying the drinks at concession stand. how many medium sodas can natalie’s group buy with $20? make a table to show answer.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2