1.

9x-2y=-7 and 3x+5y=4 by elimination​

Answer»

Answer:

9x-2y=-7_____(1)×5

3x+5y=4_____(2)×2

45x-10y=-35

6x+10y=8

_________

51x=27

x=27/51

x=9/17

from EQUATION (1)

9×9/17-2y=-7

81/7-2y=-7

-2y=-7-81/7

-2y=-49-81/7

-2y=-130/17

y=130/34



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