1-2|x-8|=-19 I need help I'm in class right now and I don't know what I should do first to isolate the variable and if I did subtract one would it make that -18 or -19-1?

Our goal is to collect email addresses from 60% of customers who purchase a product." so that means if i talk to 95 customers, i need to persuade to provide an email address?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?