2x+3=17and x=7

Please help algebra please

What is the solution of log2  (3x  -  7)  =  3? 4 5

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20