3) marvin bought a t shirt that was on sale for 20% off. he paid $14.21. for the t-shirt including
sales tax of 11 percent. use this information to answer questions a and b.
a circle the equation that can be used to find the original price of the t-shirt.
(c - 20c) +.11(e - 200) – 14.21
. 11(x - 20c) = 14.21
11(22.81 - 20(14.21)) = c
116.80c) + (c - 20c) = 14.21
b. solve the equation and interpret the solution