Simplify. i3 A) 1 B) -1 C) i D) -i E) -3i

What are “like terms”? why can we only add like terms?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items