1. For each, find the equation of the given line in slope-intercept form: 1. Slope = -4/3, y intercept = (0,-11) 2. Line contains (6,-5) and gas slope = 2/3 *btw, / means fraction.* 2. If half life of Stronium-90 is 28 years, how long will it take a 50g sample to decay to a mass of 32 mg? please answer to the nearest ten thousandths of year