Question

if sevrnty is subtracted from a number the number will be one third of itself find the numbee​

Answer 1

2x/3=70

x= 105

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Answer 2

Let the number be X

so X

$\frac{x}{3} = x \: - 70$

X = 3x - 210

2X = 210

X = 105

Proof

105/ 3 = 105 - 70

35 = 35

RHS = LHS

Hope it helped