The sum of the speeds of two trains is 720.1 miles per hour. If the speed of the first train is 5.9 mph faster than that of the second train, find the speeds of each

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

The diagram represents the polynomial 4x2 + 23x – 72. what is the factored form of 4x2 + 23x – 72? (4x + 8)(x – 9) (4x – 8)(x + 9) (4x + 9)(x – 8) (4x – 9)(x + 8)