Charmaine bought a desktop computer and a laptop computer. Before finance charges, the labtop cost $450 less than the desktop. She paid for the computers using two different financing plans. For the desktop the interest rate was 7% per year, and for the labtop it was 5.5% per year. The total finance charges for one year were $279. How much did each computer cost before finance charges?​

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

On a cm grid, point p has coordinates (3,-1) and point q has coordinates (-5,6) calculate the shortest distance between p and q give your answer to 1 decimal place

Extra points! find the missing dimension! need asap