Amine elevator was at a depth of -120 feet. after 15 seconds, the mine elevator was at a depth of -30 feet. which expression shows how to find the speed of the mine elevator in feet per second?

Combine like terms to make a simpler expression 3z+z

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?