Sergio has decided to weigh his reference books. his largest encyclopedia weighs 7.49 pounds, and his largest dictionary weighs 3.91 kilograms. if one pound is equal to 0.4535924 kilograms, which book is heavier, and how many more kilograms does it weigh than the other?

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Graph the equationy= x+3[tex]y = x + 3[/tex]