4 years ago

I need help please help...

Mathematics

1 answer:

FinnZ [79.3K]4 years ago

6 0

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Find x when 3^x-1=27

beks73 [17]

Answer:

x=4

Step-by-step explanation:

3^(x-1)=27

=>3^(x-1)=3³

=>(x-1)=3

=>x=4

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3 years ago

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Refer the attached image for clarification.

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2 years ago

3 cups a b c contain only salt and water the different mixtures are a salt:water 3:22 b Salt 1/8 c salt 12.75% what cup has the

ddd [48]

Answer:

Cup A

Step-by-step explanation:

Cup A

Salt: Water = 3:22

Expressed as a percentage

$\dfrac{3}{22} \times 100 = 13.6\%$

Proportion of Salt =13.6%

Cup B

Salt: Water = 1:8

Expressed as a percentage

$\dfrac{1}{8} \times 100 = 12.5\%$

Proportion of Salt =12.5%

Cup C

Proportion of Salt = 12.75%

Therefore, Cup A has the greatest proportion of salt.

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3 years ago

Here is the distribution of blood types from a group

pishuonlain [190]

Answer:

0.69

Step-by-step explanation:

Add both 0.49 and 0.20 (blood types)

0.49+0.20 = 0,69

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3 years ago

Solve for x: one over four (4x + 15) = 24 (5 points)

Novosadov [1.4K]

Eighty one over four

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3 years ago