How do i rewrite the expression -2a(a+b-5)+3(-5a+2b)+b(6a+b-8)

Which ratio is equivalent to 10: 85

Can (3,5 and square root 34) be sides on a right triangle?

Beth took out a $20,000 loan for college she is borrowing money from two banks. bank a charges an interest rate of 8.5% bank b charges and interest rate of 10.5% after one year alice owes $1860 in interest how much money did she borrow from bank a