How do you solve this problem provide the work (textbook problem)

At his new job, jeremiah can choose an hourly rate of $9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus. the equations model his salary options. y = 9x + 50 y = 10x

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Write the expression 7x^3-28xy^2 as the product of 3 factors