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Question
Solve for x:
x+1x+4 =23
Options:
A .  3
B .  4
C .  5
D .  6
Answer: Option C
:
C
Given,
x+1x+4=23
On cross multiplication, we get,
3×(x+1)=2×(x+4)3x+3=2x+8
Transposing 2x from RHS to LHS and 3 from LHS to RHS, we get,
3x2x=83x=5

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