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Chapter 2: Q11. (page 99)

Solve the equation. Check your solution.

84=-21v

Short Answer

Expert verified

Solution of given equation is v=-4.

Step by step solution

01

Step-1- Solve the equation for v

84=-21v

Dividing with -21on both sides, we get

84-21=-21v-21v=84-21v=-4

02

Step-2-Verification of our solution

For checking our answer, substitute v=-4in given equation 84=-21v

On substituting, we get

84=-21v84=-21脳-484=84

03

Step-3- Conclusion

Here, as both sides above expression are equal, our answer is true.

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