37. the math club will pay ken $5.00 for preparing the
cake and will also pay him for the cost of the cake mix
at $1.73, the frosting mix at $2.67, and the sales tax of
5% on these 2 items. what is the total amount the
math club will pay ken?
to find the intercepts, that is where the line crosses the x and y axes
• let x = 0, in the equation for y- intercept
• let y = 0, in the equation for x- intercept
x = 0 : - 15y = 60 ⇒ y = - 4 ← y- intercept
y = 0 : 3x = 60 ⇒ x = 20 ← x- intercept
cake and will also pay him for the cost...