Use the point and the slope given to write the equation of the line in slope/intercept form y = mx + b I did this like a week ago and I’ve already forgotten how to do it. Can you please help? (Show your work)

What is the value of x in the diagram below?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Find the measure of angle y. round your answer to the nearest hundredth. ( type the numerical answer only) a right triangle is shown with one leg measuring 5 and another leg measuring 14. an angle across from the leg measuring 5 is marked y degrees. numerical answers expected!