Math, asked by charanmbs381, 2 months ago

30.The pair of equations 7x + 3y - 5= 0 and -21x -9y + 15 = 0 have: a) Unique solution b) no solution c) Exactly two solutions d) infinitely many solutions please give correct answer don't spam​

Answers

Answered by pnareshkumar35
3

Answer:

d

Step-by-step explanation:

a1/a2=b1/b2

7/-21=3/-9

-3=-3

b1/b2=c1/c2

3/-9=-5/15

-3=-3

infinitely many solution

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