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Question

Given that 3p+2q=13 and 3p2q=5, find the value of p+q

A
4
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B
2
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C
5
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D
6
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Solution

The correct option is C 5
3p+2q=13 and 3p2q=5
Adding the above two equation we get
3p+2q+3p2q=13+5
6p=18
p=3
putting p values in any one equation
3×3+2q=13
q=2
p+q=5

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