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Mathematics
OpenStudy (anonymous):

Evaluate a + b when a = –15.4 and b = –13.5 (Points : 1) 28.9 2.9 1.9 –28.9

OpenStudy (confluxepic):

It is easy. You just add them.

OpenStudy (confluxepic):

(-15.4)+(-13.5)=-28.9

OpenStudy (anonymous):

i know hwo to add but i get confused with the negetives and positives

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