1 year ago

(2x-1+7x²)+(3+7x -3x²)

Mathematics

1 answer:

ANTONII [103]1 year ago

5 0

Answer:

4 $x^{2}$ +9x+2

Step-by-step explanation:

You combine the $x^{2}$ terms, the x terms and the constants (the terms without variable/letters)

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Step-by-step explanation:

It looks like she didn't fully distribute the -

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