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VashaNatasha [74]
3 years ago
8

Which expressions are equivalent when m=1 and m=4 ?

Mathematics
2 answers:
m_a_m_a [10]3 years ago
8 0

Answer:

3m+4 & m+4+2m

Step-by-step explanation:

substitute m=1

3(1)+4 and (1)+4+2(1)

4+3=7                    5+2=7

substitute m=4

3(4)+4        4+4+2(4)

12+4=16          8+8=16

PSYCHO15rus [73]3 years ago
6 0

Answer:

3m+4 & m+4+2m

Step-by-step explanation:

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Show the result of substituting x=0 into 0.75x+1.5y=40
prohojiy [21]

Answer:

y=26.67

Step-by-step explanation:

The given equation is 0.75x+1.5y=40.

We need to show the result of substituting x=0 in above equation.

0.75x+1.5y=40

Put x = 0

0.75(0)+1.5y=40

0+1.5y=40

⇒ 1.5y=4

y=\dfrac{40}{1.5}\\\\y=26.67

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8 0
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3 years ago
Please answer <br><br> Simplify by dividing 3/5 ÷ -4/9
Shtirlitz [24]

Hello! :)

3/5 ÷ -4/9

= -27/30

-1 7/20 Simplified

-1 7/20 is your answer.

Hope this answer helped you!

THEDIPER

5 0
3 years ago
Brent checks the sales records for a random sample of 16 days and finds the mean number of gallons sold is 150 gallons per day;
Basile [38]

Answer:

[143.61, 156.39]

Step-by-step explanation:

Because the population standard deviation is not available AND the sample size is less than 31, we can use a t procedure here.

Plug these values into your calculator:

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8 0
2 years ago
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pantera1 [17]

Answer:

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Step-by-step explanation:

use the umbrella method to find the factorization.

8 0
3 years ago
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