The value of x,

Question:

The value of x, for which the expressions 3x – 4 and 2x + 1 become equal, is

(a) -3

(b) 0

(c) 5 x

(d) 1

Solution:

(c) Given expressions 3x – 4 and 2x + 1 are equal.

Then, 3x-4 = 2x + 1

3x- 2x = 1 + 4 [transposing 2x to LHS and -4 to RHS]

x = 5Hence, the value of x is 5.

 

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