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AveGali [126]
3 years ago
9

Simplify -3(2.5-k)+0.5(7+8k)

Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
6 0

Answer:

-7•5+3k+3•5+4k

-7•5+3•5+4k+3k

-4+7k

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Volume of a Square Pyramid: 1/3 x length x width x height

Length = 2

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Hope this helps!

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2 years ago
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3 0
3 years ago
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The ratios in an equivalent ratio table are 3:12, 4:16, and 5:20. If the first number in the ratio is 10, what is the second num
krek1111 [17]

Answer:

10:40

Step-by-step explanation:

7 0
3 years ago
Arrange the steps to perform this subtraction operation in the correct order.
taurus [48]

Answer:

=1.23*10^6

Step-by-step explanation:

We have to calculate

(1.93*10^7 )-(9.7*10^6)

In order to add or subtract two numbers in scientific notation, we have to make sure that the power of exponents in both numbers is same.

We have to reduce the power of 10 in first number from 7 to 6

So,  

Step 1:

1.93*10^7=1.93*10*10^6

=10.93*10^6

Now,

Step 2:

=(1.93*10^7 )-(9.7*10^6 )

= 10.93*10^6- 9.7*10^6

Step 3:

=(10.93-9.7)*10^6

=1.23*10^6

7 0
4 years ago
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