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Solve and Check Result: 2x − 1 = 14 − X - Mathematics

Solve and check result: 2x − 1 = 14 − x

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Solution

2x − 1 = 14 − x

Transposing x to L.H.S and 1 to R.H.S, we obtain

2x + x = 14 + 1

3x = 15

Dividing both sides by 3, we obtain

x = 5

L.H.S = 2x − 1 = 2 × (5) − 1 = 10 − 1 = 9

R.H.S = 14 − x = 14 − 5 = 9

L.H.S. = R.H.S.

Hence, the result obtained above is correct.

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APPEARS IN

NCERT Class 8 Maths Textbook
Chapter 2 Linear Equations in One Variable
Exercise 2.3 | Q 5 | Page 30
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