Question

Which expression is equivalent to 14x − 7 + 3(2x − 5)?

Answer 1

Answer:

This equation is equivalent to $20x-22$

$\mathrm{Expand}\:3\left(2x-5\right):\quad 6x-15\\=14x-7+6x-15\\\mathrm{Simplify}\:14x-7+6x-15:\quad 20x-22\\=20x-22$

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