Mason makes $20 for each time he mows. Which equation represents the money he makes, d, in dollars that mason makes after he mows n lawns? A) d=20n
B) n=20d
C) d=20+n
D) n=20+d
Please help ASAP thank you

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6