A student solved the equation 6s – 10 = 2 + 3s + s and got s = –4. His work shown below is his check for this problem. Which statement best applies to the work shown?

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asked Mar 3, 2017 213k views

3 votes

A student solved the equation 6s – 10 = 2 + 3s + s and got s = –4. His work shown below is his check for this problem. Which statement best applies to the work shown?

Mathematics
high-school

Ylan S asked

by Ylan S

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2 Answers

1 vote

Answer:

Explanation:

The work in his check is all correct, thus s ≠ - 4.

Bishnu Bhusal answered Mar 4, 2017

by Bishnu Bhusal

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3 votes

6s - 10= 2 + 3s + s
6s - 10= 2 + 4s
6s - 4s= 2 + 10
2s= 12
divide both sides by 2
s= 6
so his answer is wrong

ZenBalance answered Mar 8, 2017

by ZenBalance

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