tahaji
tahaji
29-06-2016
Mathematics
contestada
2x+2y=16 , 6x+4y=38 what is the value of x
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Johhnyboii
Johhnyboii
29-06-2016
1st equation—x, substitute y:
3x + 2(x + 3) = 16
3x + 2x + 6 = 16
5x = 10
x = 2
y in the above equation:
= 2 + 3
= 5
Answer: x = 2, y = 5
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