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barxatty [35]
3 years ago
12

HELP DUE IN 10 MINS! Solve for x. 7/x - 5 = 5/x + 7

Mathematics
2 answers:
Paul [167]3 years ago
7 0
For this equation > 7/x-5=5/x+7 X=-25/53
goldfiish [28.3K]3 years ago
7 0

\\ \sf\longmapsto \dfrac{7}{x-5}=\dfrac{5}{x+7}

\\ \sf\longmapsto 7(x+7)=5(x-5)

\\ \sf\longmapsto 7x+49=5x-25

\\ \sf\longmapsto 7x-5x=-25-49

\\ \sf\longmapsto 2x=-74

\\ \sf\longmapsto x=\dfrac{-74}{2}

\\ \sf\longmapsto x=-37

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4 0
4 years ago
What is 50,000 times 10 to the 15th
Misha Larkins [42]
Remember property of exponents
(x^m)(x^n)=x^{m+n}
add exponents of same base

ok so

50,000 is 5 times 10^4

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8 0
3 years ago
Reed made a lasagna for dinner. That night, he ate1/4
Snezhnost [94]

Answer: 11/12

Step-by-step explanation:

First find the LCM of 4 and 3(12).  Then make the denominator of both fractions 12(3/12 and 8/12).  Then add the fractions to get that they ate 11/2 of the lasagna.

Hope it helps <3

6 0
4 years ago
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gulaghasi [49]
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Standard Form:
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7 0
2 years ago
Please help. 2/3 (x - 6) = 6
vagabundo [1.1K]

Answer:

6=6

Step-by-step explanation

if 2/3x=10

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substitute x with 15

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2/3(9)=6

6=6

6 0
3 years ago
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