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Chapter 4: Q77. (page 174)

Solve the equation and check the answer

t9=鈭�7

Short Answer

Expert verified

The solution is t=鈭�63.

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 t.

Here, the equation is t9=鈭�7.

Simply multiply both side by 9

t9=鈭�7t9脳9=鈭�7脳9t=鈭�63

03

Step  3  . Check the solution

The equation is t9=鈭�7.

Put t=鈭�63 by taking Left Hand Side,

Left鈥�Hand鈥�Side:=t9=鈭�639=鈭�7=Right鈥�Hand鈥�Side

The solution is correct.

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