Step-by-step explanation:
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Which expression can be used to find the sum of the polynomials? (9 – 3x2) + (–8x2 + 4x + 5)
2 answers:
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▹ Answer
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▹ Step-by-Step Explanation
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Answer:
Step-by-step explanation:
Standard form is written this way:
However, in this case, we just have to simplify 8x-3y=6-4x, as it is already mostly in standard form.
So, to do this, we have to combine like terms.
The only like terms that can be combined are -4x and 8x.
So, we add 4x to both sides, and we get: .