Can someone help on this and show how you got the answer? I am giving out brainliest!

{on the questions we have to show work} I need this done in the following 20-30mins and even if you stop by this late and see no answer please help on these it if you can! I



All unknown links and bots will be reported as for someone gave me this account this last week so I have nothing to do with what happened in the past.