2/3 times (-4/5) I have no idea lol

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

X+y=-4 x-y=2 use elimination with adding and subtraction

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.