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-1.8-3.9=

A. -2.1
B.5.7
C.2.1
D.-5.7

User Ewizard
by
8.6k points

2 Answers

3 votes

Answer:

D "-5.7."

Explanation:

User Foxer
by
9.1k points
2 votes

In order to get the answer to this question you will have to use KCC (Keep, Change, Change) and then solve.


-1.8 - 3.9=

Using KCC:


-1.8-3.9=-1.8+-3.9


-1.8 + -3.9 = -5.7


= -5.7

Therefore your answer is option D "-5.7."

Hope this helps.

User Nvkrj
by
8.3k points

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