Find the product 3X×15X²​

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Which of the following circles have their centers in the third quadrant? check all that apply.