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Chapter 4: Q78. (page 174)

Solve the equation and check the answer

u鈭�2=鈭�14

Short Answer

Expert verified

The solution is u=28.

Step by step solution

01

Step 1  . Apply the concept of linear equation

In this, simply use the concept of solving the linear equation by doing various mathematical operations like addition, subtraction, multiplication or division.

02

Step -2 – Find the solution for u.

Here, the equation is u鈭�2=鈭�14.

Simply multiply both side by -2

u鈭�2=鈭�14u鈭�2脳鈭�2=鈭�14脳鈭�2u=28

03

Step -3 – Check the solution

The equation is u鈭�2=鈭�14.

Put u=28 by taking Left Hand Side,

Left鈥�Hand鈥�Side:=u鈭�2=28鈭�2=鈭�14=Right鈥�Hand鈥�Side

The solution is correct.

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