Solve for x and y : 2x + 3y = 17 ; 2x +2 – 3 y+1 = 5.
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Answer:
2x + 3y = 17
2x +2 – 3 y+1 = 5
2x-3y =5+1
2x-3y =6
2x + 3y = 17
2x - 3y =7
- + -
__________
0+6y =10
y=10/6
y =5/3
2x-3y =6
2x-3(5/3) =6
2x-5 =6
2x=6+5
2x=11
x=11/2
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