Elena walked 12 miles. Then she walked 0.25 that distance. How far did she walk altogether? Select all that apply. 12 * 0.25
12 + 0.25 * 12
12 * 1.25
12 + 0.25
12(1 + 0.25)

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Ответ:

hastaten

01.12.2021

Mathematics

$9x^{2} -x + 8$

Step-by-step explanation:

$9x^{2} + 7x -2 -(8x -10)$

$=9x^{2} + 7x -2 -8x +10$

7x -8x = -x

-2 + 10 = 8

= $9x^{2} -x + 8$

Hope this helps ^-^

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Elena walked 12 miles. Then she walked 0.25 that distance. How far did she walk altogether? Select all that apply. 12 * 0.25 12 + 0.25 * 12 12 * 1.25 12 + 0.25 12(1 + 0.25)