Question

Solve the following simultaneous equations by Determinant method.

3x = 7 + y ; x + 4y - 11 = 0​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Step-by-step explanation:

rearrange the question 3x-y=7 equation 1 and x+4y=11 equation 2 here given the values of A, B and constant term therefore a=3,b=-1 and C=7equation 1 and a=1,b=4y and c=11 equation 2we get solve it 1st step is, equation 1 and equation 2we know that Dx=C1,C2 and Dy=B1, B2 D=A1, A2 put values in that formula we get answer