Question

5x + 3 y = 9 -------(1)
2x - 3 y = 12 -------(2)
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Answer 1

Step-by-step explanation:

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Answer 2

5x+3y=9

+2x-3y=12

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7x. =21

x=21/7

x=3

putting the value x=3 in equation 1st

5×3+3y=9

15+3y=9

3y=9-15

3y=-6

y=-2