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just olya [345]
3 years ago
9

-3(-4r - 5) combining like terms

Mathematics
2 answers:
vagabundo [1.1K]3 years ago
6 0

Answer:

12r + 15

Step-by-step explanation:

Just distribute

svp [43]3 years ago
3 0

Answer:

r

=

1

Step-by-step explanation:

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13.00 is the amount I think
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What is the perimeter (please explain your answer)
Alex

Answer:

<em>Answer: B. 38 mm</em>

Step-by-step explanation:

<u>The Perimeter of a Shape</u>

The perimeter of a given shape is the sum of all exterior lengths surrounding the shape.

The figure shows a shape where all the external measures are given except the leftmost side.

This length is the sum of 3 mm + 10 mm = 13 mm.

Now calculate the perimeter:

P = 4 mm + 3 mm + 10 mm + 8 mm + 13 mm = 38 mm

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4 0
3 years ago
Find the length of the missing side.<br> 14.5 m<br> 7.3 m<br> X
Furkat [3]

Answer:

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Step-by-step explanation:

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-53.29            -53.29

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7 0
3 years ago
What is the answer please
-Dominant- [34]

Answer:

23

Step-by-step explanation:

2m+ 3n First substitute the letters with numbers

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6 0
3 years ago
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6 0
2 years ago
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