Question

b=(8,2:0,5-5,6:0,25):1,5

Answer 1

b=(8,2:0,5-5,6:0,25):1,5
b=(16,4-5,6:0,25):1,5
b=(16,4-22,4):1,5
b=6:1,5
b=-4

Answer 2

Răspuns:

$b = (16.4 - 22.4) \div 1.5 \\ b = - 6 \div 1.5 \\ b = - 4$