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3 years ago

PLEASE HELPP ILL MARK BRAINLIEST 50 POINTS!! PLEASE

Mathematics

1 answer:

Nutka1998 [239]3 years ago

6 0

Answer:

Step-by-step explanation:

12) Decrease in miles = 22,250 - 14,500 = 7750 miles

$Percent \ decrease = \dfrac{7750}{22250}*100$

= 34.83%

13) Decrease in speed = 40 - 25 = 15 mph

$Percent \ decrease = \dfrac{15}{40}*100$

= 37.5%

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2 (3x+1)=17-3 (x-17)

elena-14-01-66 [18.8K]

<h2>Answer:</h2>

$x = \frac{22}{3}$

<h3>alternative form:</h3>

$x = 7 \frac{1}{3} \: or \: x = 7.33333333333$

<h2>Step-by-step explanation:</h2>

$2(3x + 1) = 17 - 3( x - 17) \\ distribute \\ \\ 6x + 2 = 17 - 3x + 51 \\ add \: 3x \: from \: both \: sides \\ \\ 9x + 2 = 17 + 51 \\ add \: 17 \: to \: 51 \\ \\ 9x + 2 = 68 \\ subtract \: 2 \: from \: both \: sides \\ \\ 9x = 66 \\ divide \: both \: sides \: by \: 9 \\ \\ x = \frac{22}{3}$

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3 years ago

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3 years ago

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frez [133]

Answer:

First option

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3 years ago

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Harrizon [31]

Answer:

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Step-by-step explanation:

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