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Dennis_Churaev [7]
3 years ago
13

Please help me !!!!!!

Mathematics
2 answers:
Mrrafil [7]3 years ago
7 0
I has to be step one
Strike441 [17]3 years ago
6 0

Answer:

Step one

Step-by-step explanation:

she forgot to do -4×-3 in the parentheses

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Which expression is equivalent to (7x – 5) – (3x - 2)
Nastasia [14]

Answer:

D

Step-by-step explanation:

We have the expression

(7x-5)-(3x-2)

First we need to distribute the negative throughout the parenthesis. Then we can combine like terms in order to simplify this expression

(7x-5)-(3x-2)\\\\7x-5-3x+2\\\\4x-3

This answer matches D.

3 0
3 years ago
Square T was translated by the rule (x + 2, y + 2) and then dilated from the origin by a scale factor of 3 to create square T″.
Delicious77 [7]

Answer: OPTION C.

Step-by-step explanation:

It is important to know the following:

<u> Dilation:</u>

  • Transformation in which the image has the same shape as the pre-image, but the size changes.
  • Dilation preserves betweenness of points.
  •  Angle measures do not change.

<u>Translation:</u>

  • Transformation in which the image is the same size and shape as the pre-image.
  • Translation preserves betweenness of points.
  • Angle measures do not change.

Therefore, since the Square T was translated and then dilated to create Square T'', we can conclude that the statement that explains why  they are similar is:

<em>Translations and dilations preserve betweenness of points; therefore, the corresponding sides of squares T and T″ are proportional.</em>

6 0
3 years ago
Read 2 more answers
What is 7.39 rounded to the nearest whole number?
lutik1710 [3]
7 is the answer 4 and lower you round down 5 and up is up
5 0
3 years ago
Read 2 more answers
What is the place value of 3 of 652.4397. N Place Value: Select an answer Select an answer Get help: Vi tenths Points possible h
Stells [14]

Answer:

100 thousandths

Step-by-step explanation:

7 0
2 years ago
The length of time needed to complete a certain test is normally distributed with mean 46 minutes and standard deviation 6 minut
madam [21]

Answer:

0.0668 or 6.68%

Step-by-step explanation:

Mean time (μ)= 46 minutes

Standard deviation (σ) = 6 minutes

The z-score for any given time X is determined by:

z=\frac{X-\mu}{\sigma}

For X = 37:

z=\frac{37-46}{6}\\ z=-1.5

A z-score of -1.5 corresponds to the 6.68th percentile of a normal distribution. The probability that it will take less than 37 minutes to complete the test is

P(X\leq 37) = 0.0668=6.68\%

The probability is 0.0668 or 6.68%

3 0
3 years ago
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