Assistant Mathematics MCQs Police Department PPSC Past Papers What is value of X, if 3X – 15 – 6=? October 26, 2021 Admin 1 A: 7 B: 8 C: 9 D: 10 Correct Answer: a Short Details: 3 X -15-6=? 3X=15+6 3X=21 X=21/3 X=7 View More Details >>
3X+15-6=? is wrong
3X-15-6=? is correct