Question

For simultaneous equation in x&y if Dx = 49 Dy = -63 and D =7 then what is the value of x
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Answer 1

Answer:

X= 7

Step-by-step explanation:

already given ----- D = 7

DX = 49

putting the value of D in equation which is given

7 × X = 49

X = 49÷7

X = 7