Can You Please Help Me

Mathematics

2 answers:

Dmitriy789 [7]2 years ago

8 0

3 and 1/2 can be rewritten as a fraction as 7/2.

7 can be written as 7/1.

When dividing by a fraction, simply multiply by the reciprocal.

7/2*1/7.

Then, cross multiply across the top.

7*1=7

2*7=14

So it's 7/14, which can be reduced to 1/2.

snow_lady [41]2 years ago

3 0

Answer:

The answer is 3/14

Step-by-step explanation:

See the image

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2.1(2.3 + 2.1x) = 11.65 + x. Step by step equation please help

DedPeter [7]

Answer:

x=2

Step-by-step explanation:

2.1(2.3 + 2.1x) = 11.65 + x

Distribute

4.83+4.41x=11.65+x

bring 4.83 over (-)

4.41x=6.82+x

bring x over

4.41x-1(x)=6.82

4.41-1=3.41 so

3.41x=6.82

divide 3.41

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2 years ago

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Alex787 [66]

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2 years ago

The coffee counter charges ?"$11.00" per pound for kenyan french roast coffee and ?"$13.00" per pound for sumatra coffee. How mu

zloy xaker [14]

Answer: The answer is 13 ponds of each type should be used.

Step-by-step explanation: Given that the coffee counter charges $11.00 per pound for kenyan french roast coffee and $13.00 per pound for sumatra coffee. We are to find the quantity of each type that should be used to make a 26 pound blend that sells for $12.00 per pound.

Let 'x' pound and 'y' pound of kenyan french roast coffee and sumatra coffee be used in the mixture of 26 pound.

So, we have

$x+y=26,~~~~~~~~~~~~~~~~~~~~~~(A)\\\\11x+13y=12\times 26.~~~~~~~~~~(B)$