Math, asked by apeksha676, 7 months ago

If Dy = -15 and D = -5 are the values of the determinant for certain simultaneous equations in x and y, find y

Answers

Answered by sani3204

5

Answer:

According to me....

Step-by-step explanation:

DY = -15...... (1)

D = -5

Substitute the value of D in eq. (1)

-5 × Y = -15

Y = (-15) ÷ (-5)

Y = 3

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