Question

Which expression is equivalent to −2.1+(−5.9)+(−3.7) ?

(2.1+5.9)+(−3.7)
−(2.1−5.9)+(−3.7)
(2.1+5.9+3.7)
−2.1−(5.9+3.7)

Answer 1

The Answer is

-2.1 - (-5.9 + 3.7)

You can totally trust me!!!

Explanation:

It's this because they both end up with the same answer and the other ones are like very wrong.

Answer 2

The last one, −2.1−(5.9+3.7)

Explanation:

−2.1+(−5.9)+(−3.7) = -2.1-5.9-3.7 = -11.7

the only expression that will come out as -11.7 is the last one