Write an expression for the net change in charge if two electrons are added to each of six atoms in a group. Also, write an expression that represents removing two protons each from a group of six atoms. please help im stuck

Pepe is going to spin the following spinner 800 times. the spinner is divided into equal sections. a. exactly 160 timesb. clost to 160 times but probably not exactly 160 timesc. exactly 640 timesd. close to 640 times but not probably not exactly 640 times. me

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

The holiday party will cost $160 if 8 people attend. if there are 40 people who attend the party, how much will the holiday party cost