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Question

Solve for x :
25x1=4×23x+1

A
1
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B
2
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C
4
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D
3
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Solution

The correct option is C 2
As given 25x1=4×23x+1
25x1=22×23x+1
25x1=23x+1+2
25x1=23x+3
Now we have equation for x
5x1=3x+3
5x3x=3+1
2x=4
x=2

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