isa6476
12.03.2020 •
Mathematics
Find the difference.
7x– (25х2 + 12x) =
А. 30х2
в. -25x? - 5x
с. -25х2 + 19х
D. 25х2 - 5x
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Ответ:
7x– (25х^2 + 12x)
7x - 25x^2 - 12x
-25x^2 - 5x
Ответ:
в. -25x^2 - 5x
Step-by-step explanation:
7x– (25х^2 + 12x) =
Distribute the negative sign
7x– 25х^2 - 12x =
Combine like terms
-25x^2 +7x-12x
-25x^2-5x
Ответ:
What are the answer choices?