Question

sovle the following equation by using determinate methods i) x + 2y = 3 ,x + 3y =1

Answer 1

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Answer 2

Answer:

x=3.5 & y=1

Step-by-step explanation:

• x+2y-3=0 & x+3y-1=0
• By co-efficient
• 1,2,-3 & 1,3,-1
• D=1*3-1*2
• D=3-2
• D=2
• Dx=(2*-1)-(3*-3)
• Dx=(-2)+9
• Dx=7
• Dy=(1*-1)-(1*-3)
• Dy=(-1)+3
• Dy=2
• x=Dx/D
• x=7/2=3.5
• y=Dy/D
• y=2/2=1

Hope it helps you

Mark it as a brainliest answer :)