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forsale [732]
4 years ago
8

Use any method to work these out, but do NOT use a calculator.

Mathematics
1 answer:
Artemon [7]4 years ago
4 0

Answer:

A) 216

B) 64.5

Step-by-step explanation:

         40

x     5.40

___________

You can solve it like that, I don't remember what it is called.

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What is the answer for x,3x=5(m+3)-3
Ksenya-84 [330]

Answer:

x = \frac{5m}{3}+ 4

Step-by-step explanation:

3x = 5m +15 - 3

3x = 5m + 12

x = \frac{5m}{3} + \frac{12}{3} = \frac{5m}{3}+ 4

3 0
3 years ago
Help with math problem.
tatiyna

Answer:

Option 3: linear, slope = 10, y-intercept = 25

Step-by-step explanation:

Slope = (75-35)/(5-1) = 40/4 = 10

p = 10n + c

35 = 10 + c

c = 25

p = 10n + 25

8 0
3 years ago
Can you help me find the difference to (−2g+7)−(g+11)=
Mumz [18]

Answer:

Step-by-step explanation:

we can use the distributive property and write it as

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-3g -4

7 0
3 years ago
Read 2 more answers
​For which of the following correlations would the data points be clustered most closely around a straight line?
Flauer [41]

Answer:

The correct option is C) r=-0.80

Step-by-step explanation:

Consider the provided information.

Properties of r in a scatter plot:

The value of r is between -1 and +1.

If the value of r is positive then it associated with positive relationship if the value of r is negative it associated with negative value.

The greater value of r would be closely around a straight line(Regardless of sign).

Now consider the provided relation.

The use of regression line is to minimize the distance between projections and real values.

Correlation is inversely proportional to difference between predicted values and actual values.

So for good fit we just need to look for the highest  value of r regardless of the sign.

From the provided options the highest value of r=-0.80

Thus, the correct option is C) r=-0.80

7 0
4 years ago
How would I solve 5(x -2) =2x +16?
Alborosie

Answer: First, multiply 5 by x-2 to get 5x-10. We now have 5x-10=2x+16. Subtract 2x on both sides: 3x-10=16. Add 10 to both sides: 3x=26. Lastly, divide by 3x to isolate x: x=8.6666667


5 0
3 years ago
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