jalenlw jalenlw

18-11-2019
Mathematics

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Simplify the expression by combining like terms. 15+12−5+4−7

Respuesta :

chipp05 chipp05

18-11-2019

Answer:

19

Step-by-step explanation:

15+12-5+4-7=

(15+12+4)-5-7=

(27+4)-5-7=

31-5-7=

31-12=

19

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