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Yanka [14]
3 years ago
12

Help me to do this please

Mathematics
1 answer:
Tanzania [10]3 years ago
7 0

If x represents the mass of 1 ball in kg, then the balance shows ...

... 6x = x + 9 kg

... 5x = 9 kg

Then 6x is ...

... (6/5)·5x = (6/5)·9 kg = 10.8 kg

0.8 kg = 0.8·1000 g = 800 g

so 10.8 kg is ...

... D. 10 kg 800 g

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Find the area of the polygon. 9.2 m 6.9 m 13.8 m 9.2 m ​
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Answer:

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Solve the Function Operation

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csc

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How was this solution?

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Simplify

Simplify the expression.

157.68432

m

4

Tap to view steps...

Simplify the expression.

157.68432

m

4

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Not the answer you were looking for?

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Simplify the expression.

157.68432

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How was this solution?

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Not the answer you were looking for?

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Solve the Function Operation

Simplify

0.9

⋅

(

0.2

m

)

⋅

(

6.9

m

)

⋅

(

13.8

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)

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(

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)

.

157.68432

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Simplify

0.9

⋅

(

0.2

m

)

⋅

(

6.9

m

)

⋅

(

13.8

m

)

⋅

(

9.2

m

)

.

157.68432

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6 0
3 years ago
The diffrence between 9 and half of a number is 16 what is the number?
zhannawk [14.2K]

Answer:

is this how the question is really wrote out. it doesn't look like english

Step-by-step explanation:

half of 9 is 4.5

7 0
3 years ago
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Factor completely.<br><br> x2+7x−18<br><br><br><br> Please Help
nikdorinn [45]

Answer:

(x+9)(x-2)

Step-by-step explanation:

There has to be two numbers that add to be 7 and multiply to be -18.

So 9 and -2

Hope this helps

Brainliest would be appreciated

6 0
3 years ago
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