Write an equation of the line that passes through (-5, -2) and is parallel to y=
3x+1.

Me because some of question i don’t understand

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.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees