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Veronika [31]
3 years ago
7

Number 21 please help! Thank you!

Mathematics
1 answer:
Nina [5.8K]3 years ago
4 0
7 x 3 = 21
7 + 7 +7 = 21
3 ÷ 7 = 21
21 - 7 = 3
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Problem 7

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The LCM of the given numbers have been determined.

<h3>What is LCM ?</h3>

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It is asked to determine

LCM of 6 and 9

6 = { 6 , 12 , 18 , 24 , 30 , 36 , 42 .....}

9 = { 9 , 18 ,27 .....}

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8 = { 8,16,24,32....}

12 = {12 , 24 ,36....}

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LCM of 4 , 6 and 8

4 = {4 , 8 , 12 , 16 , 20,24,28 ....}

6 = { 6 ,12 ,18,24......}

8 = {8 , 16,24 .....}

The LCM of 4,6 and 8  is 24

The LCM of 6 and 15 is 30  

The LCM of 20 and 30 is  60

The LCM of 25,30 and 75 is 150

The image of the solution is attached .

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brainly.com/question/20739723

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2 years ago
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3 0
3 years ago
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ozzi
4x +5x +6x = 180
15x = 180
x = 180/15
x = 12
So smallest angle = 4*12 = 48 degrees
7 0
3 years ago
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