It costs $2.55 to make a sandwich at the local deli shop. to make a profit, the deli sells it at a price that is 140% of the cost. the sandwich sells for $

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1