4.5-{7.9+8.6-4.5} Share with your friends Share 0 Ayushi Chaurasiya answered this Dear Student, 4.5-{7.9+8.6-4.5} = 4.5- 12 = -7.5 Regards 1 View Full Answer Karm answered this 16.5 -1 Lakshya Pandya answered this 16.5 is the answer 0