China won 51 fewer medals than the United States, Great Britain won 54 fewer medals than the United States. Total amount of medals is 258. How many medals did each country win?

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]