Math, asked by mannysingh7858, 6 months ago

) For the simultaneous equations in variables x & y. Dx=49, Dy= - 63, D=7 then what is X?
a) 7 b) -7 c)-1/7 d) 1/7

Answers

Answered by kbheemashankar23

4

Answer:

dx=49

d=7

7x=49

x=49/7

x=7

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