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Sergeeva-Olga [200]
3 years ago
14

Which of the following statements uses the commutative property of addition?

Mathematics
1 answer:
Helen [10]3 years ago
6 0

Answer:

B

Step-by-step explanation:

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50 POINTS + BRAINLIEST
BARSIC [14]

slope = rise over run = y/x

A (-1,3) slope = 3/-1 = -3

B (1,2) slope = 2/1 = 2

C (-3,-1) slope = -1/-3 = 1/3

2 lines need to be negative reciprocals in order to be a right triangle

negative reciprocal of -3 is 1/3

 so this is a right triangle


3 0
3 years ago
Read 2 more answers
If f(x) = 3x² tlo, what is f(-7)?
tia_tia [17]

Answer:

Step-by-step explanation:

Be careful how you handle this.

f(-7) = 3(-7)^2

f(-7) = 3* 49     Notice the minus sign disappears. That's because there are 2 of them.

f(-7) = 147

4 0
3 years ago
(x7) - 3 = 4
inn [45]

Answer:

detailed one

Please mark as the BRAINLIEST

(ㆁωㆁ)

7 0
3 years ago
What is the median of Variable B? Scatter plot on a first quadrant coordinate grid. The horizontal axis is labeled Variable
zalisa [80]
The median is 3 because 1,2,2,3,3,5,6,8
3,3 is directly in the middle so, 3+3=6 divided by 2 numbers=3
7 0
3 years ago
What shape will be created after the rotation?
castortr0y [4]
Can you attach a pic of the shape please?
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3 years ago
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