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Aleksandr [31]
3 years ago
15

Simplify the expression. Justify each step with a property: 12x + (7x + 9x) + 13x

Mathematics
2 answers:
alex41 [277]3 years ago
8 0
I got 39x since I did (7x + 9x) first to get 16x then added 12x and 13x
EDIT: Nvm im wrong sorry ;/ its 41 its actually 7x+9x which is 16 + 12 for 28 then + 13 for answer 41.
Likurg_2 [28]3 years ago
8 0
The simplified answer is 41x
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