Nico is saving money for his college education. he invest some money at 5% and $2000 less than that amount at 4%. the investments produce a total of $154 interest in one year. how much did he invest at each rate?

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.