a
Step-by-step explanation:
2.1 + (–3.4 + 5) = [ + (–3.4)] + 5 = false
2.1 + (–3.4 + 5) = 3.7
[ + (–3.4)] + 5 = 1.4
Thus your answer is 2.1
Answer:
Answer : 5
the value will be equal to 0
see the attached picture for solution --