Answer:
y = 7
x = 2/3
Step-by-step explanation:
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2/3
We know the value of y, so substitute y into the equation:
3x + (-4 + 11) = 9 --> remove parentheses
3x - 4 + 11 = 9
3x + 7 = 9 --> subtract 7 from 9
3x = 2 --> divide
