Edwin solves the equation 3x-2=8 and got the solution x=100. Is he correct?how do you know?

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Abag contains 5 red marbles , 6 blue marbles and 4 green marbles. susie selects a marble and returns it to the bag before selecting another marble. if susie selects a red marble 6 out of 20 times, what is the experimental probability that the next marble she selects will be a red marble ?

Which expression models the phrase “wally mowed two more lawns than he mowed last week”? n+2 n-2 2-n 2n