Shoes were 20% off the sale price was 19.60 what is the original price?

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?