3 years ago

HELP! IS THIS RIGHT?

Mathematics

2 answers:

VashaNatasha [74]3 years ago

6 0

Yes that answer would be correct

svlad2 [7]3 years ago

4 0

Yes, this is the right answer

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28(t/4+t/7)=1
7t+4t=28
11t=28
t=28/11

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Step-by-step explanation:

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Since they are FEWER than 30 total cones, the sum of x small cones and y large one must be LESS THAN 30: x+y <30
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HELP PLEASE solve for x : 2.1x - 3.6 = 8 1) 6.77 2)2.1 3)1.22 4)5.52

ss7ja [257]

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Rounding x = 5.52

Step-by-step explanation:

2.1x - 3.6 = 8

Add 3.6 to each side

2.1x - 3.6+3.6 = 8+3.6

2.1x = 11.6

Divide each side by 2.1

2.1x/2.1 = 11.6/2.1

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Rounding x = 5.52

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3 years ago

A population with a mean of 7 has a sum of 42. how many scores are in the population

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Mean = sum/N
7 = 42/N
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There are 6 scores in the population

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