Please please someone help me on this...Given that the function graphed is f(x), what is f(-3)?

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?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"