Aplumber charges $25 for a service call plus $50 per hour of service. write an equation in slope-intercept form for the cost, c, after h hours of service. what will be the total cost for 8 hours of work? 10 hours of work?

Which number line represents the solution set for the inequality - x 24?

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z