tierra had 5 times as many trading cards as patrick. tierra gave 1/4 of her trading to patrick. patrick then gave 1/3 of his trading cards to tierra. if tierra had 96 more trading cards than patrick in the end, how many trading cards did she have in the beginning?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?