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lubasha [3.4K]
3 years ago
8

Simplify -3 (2+4k) + 7 (2k -2)

Mathematics
2 answers:
rusak2 [61]3 years ago
8 0

Answer: 2k - 20

Step-by-step explanation:

fenix001 [56]3 years ago
6 0

Answer:

Step-by-step explanation:

-6-12k+14k-14

-6-14-12k+14k

-20+2k

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Answer: He spends more time trading stickers by 15 minutes.
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7 0
3 years ago
Hence, or otherwise, simplify fully (x² + 4) - (x - 2)2
raketka [301]

Answer:

fully simplified answer: x^2-2x+8

Step-by-step explanation:

6 0
3 years ago
Using Euclid's division algorithm prove that : 847,2160 are co-primes
AysviL [449]
Definition of eo-primes or relatively primes: Two numbers are said to be co-prime or relatively prime If their HCF IS 1 Hence to prove 847 and 2160 as co-prime numbers we will find their HCF and which should be 1

New steps to find HCF will be as under

2160 = 847 x 2+ 466
847 = 466 ×1 +381
466 = 381 x 1 + 85
381 =85 x 4+ 41
85 =41 x 2+3
41 =3 x 13+ 2
3 =2 x 1+1
2 =1 x 2+0

Therefore, the HCF=1 Hence, the numbers are co-primes (relatively prime).
5 0
3 years ago
What is the value of the expression (–5) -3 but the -3 is an exponent.
Vanyuwa [196]

Answer:

Answer: -0.008

Step-by-step explanation:

Hope this helped!

6 0
3 years ago
HELP WILL MARK BRAINLIEST 20 POINTS!!
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8/8 I’m pretty that what is it
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