Select a counterexample for the conclusion. The difference between two even numbers is positive.
A
9-13
B
13-9
C
10-2
D
2-10

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.