In the equation Y=MX+B, what is B? a) X intercept b) Y intercept c) Constant value d) Slope Submit Answer format: Text $100. Based on the equation Y = 4.29 + 143.3X , Sales(Y) is in Units of $10,000.00 and Advertising(x) is in Unit What are Sales when $2,139.00 is spent on advertising? Submit Answer format: Currency: Round to: 2 decimal places. Interpret the line, Y=2X+7 a) 7 is the y intercept b) 7 is the Slope c) 2 is the y intercept d) None of the above are correct Submit Answer format: Text