Math, asked by iamharshit990, 5 months ago

find the value of a if (-1,1) is a solution of 5x-ay=7

Answers

Answered by wars8188018

5

Answer:

-5-a=7

-a=7+5

a= -12

hope it helpssssss

Answered by harsimu

4

Answer:

a=-12

Step-by-step explanation:

5x-ay=7

5×(-1)-a×1=7

-5-a=7

-a=7+5

a=-12

please mark as the brainliest .

i have done hard work

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