Combining like terms with negative coefficients
simplify algebraic expressions by combining like terms. coefficients on some terms are negative.
combine the like terms to make a simpler expression:

−3z−z

Avegetable farmer fills of a wooden crate with of a pound of tomatoes. how many pounds of tomatoes can fit into one crate? a. 14/15 of a pound b. 2 1/10 pounds c. 1 1/14 pounds d. 10/21 of a pound