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Chapter 3: Q. 3 (page 127)

Solve the equation. Check your solution

11+x=10

Short Answer

Expert verified

The solution for the equation 11+x=10is x=鈭�1.

Step by step solution

01

– Separate the variable and constants

Write the original equation and separate the variable and constants.

11+x=1011+x鈭�11=10鈭�11x=10鈭�11

02

– Solve for x

Simplify the equation to find the value of x

x=10鈭�11x=鈭�1

Therefore, the solution of the equation is x=鈭�1.

03

– Check the solution 

To check the solution, write the original equation and substitute the value of x.

11+x=10

Now, substitutex=鈭�1and check the result.

4+鈭�1+7=104鈭�1+7=1011鈭�1=1010=10

As the left-hand side is equal to right hand side, this signifies that the solution is correct.

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