The line represented by the equations 5y+5x=45 and y+x=9 are? a. neither parallel or perpendicular
b. perpendicular
c. the same line
d. parallel​

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

Rob filled 5 fewer plastic boxes with football cards than basketball cards. he filled 11 boxes with basketball cards.