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

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

please help...

User Beyhan Gul
by
8.0k points

2 Answers

5 votes
the simplified answer is 41x
User Yanay
by
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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.
User Larva
by
7.6k points
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