Evaluate :-3x + 2y=12,xy
find the value of 9x²+5x²
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Answer:
Evaluate
3x + 2y = 12 + xy
5xy = 12 + xy
5xy -xy = 12
4xy = 12
xy = 12/4
xy = 3
Find the value
9x² + 5x² = 14x²
Step-by-step explanation:
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