Math, asked by savitashinde56, 6 months ago

for simultaneous equations in variables x and y,Dx=49,Dy=-63,D=7

Answers

Answered by hanse

7

answer=

Step-by-step explanation:

given that,

d=7

DX=49

7x=49

x=49/7

x=7

2/. dy=63

7y=63

y=63/7

y=9

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