Question

Find x + y if 2x + y = 7 and 3x + 2y = 12


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Answer 1

Answer:

x + y = 5

Step-by-step explanation:

Given equations,

2x + y = 7 ...(i)

3x + 2y = 12 ...(ii)

now from equation (i) and (ii) ,

3x + 2y - ( 2x + y ) = 12 - 7

3x + 2y - 2x - y = 5

x + y = 5

hence, x + y = 5

Answer 2

Answer:

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Step-by-step explanation:

2y = 12