for simultaneous equations in x and y ,if dx=49,dy=-63 , and d=7 then what is the value of x =? *
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HERE IS UR ANSWER DEAR,
Apply d value in above equation,
dx = 49
(7)x= 49
7x= 49
x= 49/7
x= 7
dy = 63
(7)y= 63
7y= 63
y= 63/7
y=9
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