Answer:
21
Step-by-step explanation:
you plug in 5 for a and 6 for b and solve.
1 sandwich cut into 8 pieces then eats 1 pieces,
then had 7/8 lefts means that 7 pieces left, if he put each mean put 1 pieces in a plate, than he need 7 plates.
When he ate 1 piece, it means that he ate 1/8 or 1 out of 8 pieces.
he put 1/8 part of the sandwich on each plate.
No I haven’t but I will put it in my recommendations :)
These are hexagonal prisms. If you count the sides, there are six of them. Hexagons have 6 sides