Rewrite the algebraic expression using the distributive property 7(b-3.5) Pls Write if u know THE ANSWER NOT JUST FREE POINTS

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

If 3x+8=3x+8 is it one solution or no solution