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Studentka2010 [4]
3 years ago
8

what expression is equivalent to 2x+9-x+3? show your answer is correct by substituting a value for x.

Mathematics
1 answer:
Sedbober [7]3 years ago
4 0
Collect like terms
(2x-x) + (9+3)

Simplify
x+12
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Sorry I didn't get to you guys in time. Hopefully this answer helps students in the future.

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