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nata0808 [166]
3 years ago
5

Need help asap...thank you...

Mathematics
1 answer:
Nikolay [14]3 years ago
3 0

Answer:

Lezza did make an error, she also needs to multiply -5 by 3.

Step-by-step explanation:

Lezza needs to use the distrubitive property.

Therefore she needs to distrubute 3 to both 2x and -5

If she had done that, the answer would be

4x=7+6x-15

Which simplifies to 4x= -8+6x

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saveliy_v [14]

Answer:

The direct distance between the birds is 12.64 miles.  

Step-by-step explanation:

We have, one bird flew 12  miles west and another  bird flew 4 miles north.  It is required to find the direct distance  between the birds. It means we need to find the resultant of two displacement. It can be given by :

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So, the direct distance between the birds is 12.64 miles.

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