The eqaution R=10A-20 represents the revenue R (in dollars) you make by spending Adollars on advertising. Your revenue totaled $110. How much did you spend on advertising.

You had $235 in your savings account nine weeks ago. you withdrew the same amount each week for 8 straight weeks. your balence was then $75. solve the equation 235 - 8m=75 to find how much money m you withdrew from your account each week. 2 points