Question

x-3 = 1/3x Find x²+1/9x^2
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Answer 1

Answer:

x-3=1/3x

x-1/3x=3

3x-1/3=3

3x-1=3×3

3x-1=9

3x=9+1

3x=10

X=10/3

X²+1/9x²

(10/3)²+1/9(10/3)²

100/9+1/9÷100/9

100/9+1/9×9/100

100/9+1/100

10000+100/900

10100/900

101/9

11.22