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Which expression is equivalent to 5x + 2 - x + 10?

1 Answer

1 vote

Answer:

4x +12

Explanation:


5x + 2 - x + 10\\\\\mathrm{Group\:like\:terms}\\=5x-x+2+10\\\\\mathrm{Add\:similar\:elements:}\:5x-x=4x\\=4x+2+10\\\\\mathrm{Add\:the\:numbers:}\:2+10=12\\=4x+12

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