The augmented matrix below represents a system of equations.[-1 1 2 7 -3 2 1 4 2 1 1 7 ] Which matrix results from the operation R1<-->R2?

Find the area of a parallelogram with the given vertices. p(-2, -5), q(9, -5), r(1, 5), s(12, 5)

Need solving this second acceleration problem.

Margaret is purchasing a house for $210,000 with a 15 year fixed rate mortgage at 4.75% interest she has made a 5% down payment the house is valued at 205,000 and the local tax rate is 3.5% homeowners insurance 600 per year what are her total monthly payment