David is ordering tea from an online store. Black tea costs $0.80 per ounce and green tea costs $1.20 per ounce. He plans to spend a total of $12 on the town types of tea combined. Write an equation that represents the different situation and write what the variables represent

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

You can find the constant of proportionality by finding the ratio of

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4