x / 5 = y
Multiply each side by 5 : x = 5y
Multiply each side by 2 : 2x = 10y
To find 2 x from the equation 5 x = y , we first isolate x to get x = 5 y . Then, multiplying by 2 gives 2 x = 10 y . Therefore, 2 x equals 10 y .
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