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Masja [62]
3 years ago
13

Dierdre’s work to solve a math problem is shown below.

Mathematics
2 answers:
topjm [15]3 years ago
8 0

Answer:

Step 1)-She switched the divisor and the dividend in step 1 when creating an equation to model the problem.

Step-by-step explanation:

I got it right on my unit test :>

kramer3 years ago
6 0

Step-by-step explanation:

step 1

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HELP PLEASE! I would really appreciate it :)
dem82 [27]
Each time x increases by 2 (eg: from x = -3 to x = -1), the value of y increases by 7 (eg: y = 9.5 to y = 16.5)

Change in y = 7
change in x = 2
Slope = (change in y)/(change in x) = 7/2 = 3.5

This all means that we have a linear equation
4 0
3 years ago
Find the square root of the cube of 10.3
abruzzese [7]
Taking a sqrt=taking a 1/2 power, so when you take a power of a power, you multiply them. So you’re finding 10.3^(3/2).

=33.056
5 0
3 years ago
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What is 1/10 of 547,120 ?<br> O 5471.20<br> 5,471,200<br> o 547.120<br> 54,712
vodka [1.7K]

Answer:

54712

Step-by-step explanation:

Starting with 547120, move the decimal point one place to the left, obtaining 54712.  (Matches last answer choice)

8 0
3 years ago
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Last summers, students who worked earned an average of $80 a week with a standard deviation of $12. What percentage of students
Roman55 [17]

Answer:

  • 2.28%

Step-by-step explanation:

<u>Given:</u>

  • μ = 80
  • σ = 12
  • x = 104

<u>Find z-score:</u>

  • z = (x - μ)/σ
  • z = (104 - 80)/12 = 2

Percent value corresponding to 2 as per z-table is 0.9772. This is corresponding to 97.72%.

<u>Percentage of students earned more than $104:</u>

  • 100 - 97.72 = 2.28
5 0
3 years ago
Solve for x:1/20 - 1/4x&lt;1/5-2/5x​
a_sh-v [17]

Step-by-step explanation:

1/20-1/4 ×<1/5-2/5×

<h3>collection of like terms</h3>

1/20+1/5 <-2/5×-1/4×

<h3>= 1/4 <-13/20×</h3>
3 0
3 years ago
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