I really need help with this I think I might be right but I'm not completely sure. I just need reassurance.

Use the distributive law to multiply. 3(4x + 5y + 6)

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c