Math, asked by malihaizmath, 9 months ago

solve 7x-2y=20,11x+15y+23=0 in elimination method

Answers

Answered by GTyash

2

Step-by-step explanation:

7x+2y=20

11x+15y+23=0

11x +15y =-23

×11. 7x+2y=20

=77x+22y=220

and

×7. 11x+15y=-23

=+77x+105y=-161

77x+22y=220-

77x+105y=-161

-83y=381

y=-381/83

Answered by Anonymous

1

Step-by-step explanation:

See in the photo..............

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