Which equation has the same solution as 7x−14=21 ?

x2=10

x/2 = 10
2x=10

4x=12−8
3x=18

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?