If 2x + y = 5 and 3x-2y = 7, then what is the value of 5x - y? Options
A) 1/7  B) 3  C) 15  D) 52/7  E) 12
2x+y=5 ...equation 1   3x-2y=7 ...equation 2   adding both the equations   5x-y=12   correct answer option 12
<result>E</result>
If 2x + y = 5 and 3x-2y = 7, then what is the value of 5x - y?