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3 years ago

If the weight of a package is multiplied by 5/7 the result is 40.5 pounds. Find the weight of the package.

1 answer:

6 0

Well, it would become 5/7x=40.5. Divide both sides by 5/7, so it is 40.5 * by the reciprocal of 5/7 (7/5). The answer is 56.7 pounds.

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Complete the equation of the line through (3,-1)(3,−1)left parenthesis, 3, comma, minus, 1, right parenthesis and (4,7)(4,7)left

Mandarinka [93]

Answer: $y=8x-25$

Step-by-step explanation:

Given

Line passes through $(3,-1)\ \text{ and}\ (4,7)$

Equation of line when it passes through two points $(x_1,y_1),(x_2,y_2)$

$\Rightarrow \dfrac{y_2-y_1}{x_2-x_1}=\dfrac{y-y_1}{x-x_1}$

Insert the values

$\Rightarrow \dfrac{7+1}{4-3}=\dfrac{y+1}{x-3}\\\\\Rightarrow \dfrac{8}{1}=\dfrac{y+1}{x-3}\\\\\Rightarrow 8x-24=y+1\\\Rightarrow y=8x-25$

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3 years ago

Some of the dimensions of a square pyramid are shown in the diagram. The height of the square pyramid is 5.1 meters.

oee [108]

183.6 should be your answer. 6 x 6 = 36. 36 x 5.1 is 183.6 sooooo sorry if I am wrong.

6 0

2 years ago

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A blueprint is drawn using a scale of 2 mm over 25 ft. What length is represented by 1 mm?

Ivanshal [37]

2mm : 25'
half of the above
1mm : 25'/2 = 12.5'

3 0

3 years ago

The original price of the air conditioner was $400. Give your answer as a percentage.

Zigmanuir [339]

Answer: 100%

Step-by-step explanation:

If the original price is $400, that will be 100%.

8 0

3 years ago

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Which statement is correct when a scatterplot is constructed? A.The independent variable is the input variable and should be rep

spayn [35]

Answer:- A.The independent variable is the input variable and should be represented by the x-axis.

Explanation:-

A. Correct.

B. Not correct.

Reason:- The independent variable is the input variable and should be represented by the x-axis.

C. Not correct.

Reason:- The dependent variable is the output variable and should be represented by y-axis.

D. Not correct.

Reason:-The dependent variable is the output variable and should be represented by y-axis.

6 0

3 years ago