What is the contrapositive of "if it is tuesday then marie has soccer practice?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

You buy 4 items that cost 2.69 14.45 8.05 13.95 what is the estimated total round to the nearest dollar

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?