2 years ago

( 10 x 4 + 3 x 2 − 5 x + 4 ) + ( 7 x 5 − 5 x 4 + 2 x − 9 ) Add/subtract the polynomial

1 answer:

6 0

Answer:

Step-by-step explanation:

I say 78 because ( 10×4+3×2-5+4)+(7×5-5×4+2×9= 78 there you go hope this helps

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Step-by-step explanation:

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