Answer:
x = 37
Step-by-step explanation:
i just check it with a protractor, if 37 is the answer then that means " (4x - 20) degrees" is 143.
143 + 37 = 180
i think the answer is probably x = 37
Answer: Total class = 20 students
Step-by-step explanation: 30/6 = 5, which means that 1 student would make up 5 percent of the class.
100/5 = 20, which represents the total amount of students in that classroom because 5*20 is 100 and 5 percent represents 1 person of the class
basically you wrote the answer
Answer is B
