Demarco paid $3.19 per gallon both times that he stopped for gas on a weekend trip. he bought 12.53 gallons of gas the first time and 11.86 gallons the second time. which expression shows the total cost in dollars of the gas he bought on this trip?

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

What is the answer to the question 5x+2x

Polygon abcd is a rectangle what is the area