Evaluate 8×10 to the fifth power +4 times 10 to the first power +9 times 10 to negative first power

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.

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.