There is a department store with a shirt that originally costs $27 but is on sale for 15% off. The store is having and additional sale with 40% off everything, but including sale items. How much would the shirt costs

step-by-step explanation:

for exempl this   system of equations   y = x - 3

                                                                y = 2x - 5

look   the line : y = x -3     ( red)

                            the line : y = 2x -5 ( bleus)

step-by-step explanation:

where is the question is there is a formula or is there not one