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Methods of Solving an Equation

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Question

Question 29

Fill in the blanks to make the statement true.

In integer, 4x - 1 = 8 has ................ solution.

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Solution

Solving the given equation for x,
4x - 1 = 8
$\Rightarrow 4 x = 8 + 1 \Rightarrow 4 x = 9 \Rightarrow \frac{4 x}{4} = \frac{9}{4} \Rightarrow x = \frac{9}{4}$
Since, the solution of the equation is not an integer, hence, the equation has no solution.

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Methods of Solving an Equation

Standard VII Mathematics

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