Mrs. bull spilled coffee on her computer during the first week of school! the total cost after tax to repair it is represented by 0.08(50ℎ) + 50ℎ , where h represents the number of hours it takes to repair her computer. what part of the expression represents the amount of tax mrs. bull has to pay? explain.

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

If square root x = -7, then x= -49 true or false

Asap! i'm not good math and i'm lost.