Is x = -4 a valid solution this linear equation?
2x + 9(x - 1) = 8(2x + 2) - 5
No. When -4 is substituted for the variable, the result is a true statement
No. When -4 is substituted for the variable, the result is a false statement
Yes When -4 is substituted for the variable, the result is a true statement
Yes When -4 is substituted for the variable, the result is a false statement
Done

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

What is the solution for the following system of equations? use any method to solve. 2x + 8y = 4 x = -3y + 5 question 4 options: x = 14, y= -3 x = 2, y = -3 x = -3, y = -3 x = 12, y = 5

What is the midpoint of np if n (1,9) and p (-5-1)