Answer: All of thé above
Step-by-step explanation:
One half of something plus another half of something is equal to the thing
1/2x +1/2x = x
The reduced answer would be ?/10
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4x+6y=8
3x+y=9
y = 9 - 3x
4x + 6(9-3x) = 8
4x + 54 - 18x = 8
14x = 46
x = 23/7
y = 9 - 3(23/7)
y = 9 - 69/7
y = - 6/7