Question

13. Зх – 5у - 4 = 0
9x = 2у +7​

Answer 1

Answer:

x:27/39

y:-5/13

Step-by-step explanation:

×=4+5y/3 put in second equation

9(4+5y/3)=2y+7

12+15y=2y+7

13y=-5

y=-5/13 put in first equation

x=4+5(-5/13)/3

x=27/39

Answer 2

Answer:

27/39

Step-by-step explanation:

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