Find the value of each variable (x in this case)
1 answer:
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Note: Steps of student are not given. So, the proper steps of the solution are provided below.
Given:
The inequality is
To find:
Where the student made any errors?
Solution:
We have,
On dividing both sides -5 change the sign of equality because -5 is a negative number.
Therefore, the solution of given inequality is .
Answer:
Step-by-step explanation:
To solve, we need to take square root of both sides first:
Now we use the property of radical shown below to simplify square root of 28:
Property:
Now, we have:
Now we take 4 to the other side and isolate x:
first answer choice is right.