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Question

If x+32+3x=5(x−3)+x+235, then what is the value of x?

A
7
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B
8
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C
10
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D
12
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Solution

The correct option is A 7
The given equation is
x+32+3x=5(x3)+x+235.
Multiplying both sides by the LCM of 5 & 2 ,
i.e 10,
10×x+32+10×3x=10×5(x3)+10×x+2355x+15+30x=50x150+2x+4652x35x=104+1517x=119x=7.

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