Identify the domain and range of each relation. Is the relation a function? Explain.

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Which statements are true about additional information for proving that the triangles are congruent check all that apply

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?