michelleaaubrey16 michelleaaubrey16 06-09-2022 Mathematics Answered 20. In this figure, m/3 = x + 18, m/4= x + 15, and m25= 4x + 3. Show all work for parts a, b, and c. 1 5 3 4 a. What is the value of x? b. What is the measure of <1? c. Is 23 complementary to Z1? Explain. 25.