CAN SOMEONE HELP ME SOLVE THESE? :D

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)