Delilah deposits $8,255 in an account that pays 4.2% simple interest. How much money will be in her account after 8 years?

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827