Simplify 2(3x + 5) - (10 +4x)

please help. I need it solved step by step. so I can write it out! Help plz

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?