Evan is working on math homework with his friend Ryan. Evan says that he can cancel the 2's in} + {, but he isn't sure what will be left. Ryan says that he could divide off the
2's if the computation used multiplication like } ·į but not with addition as it is now.
Who is right and why?

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?