A number is multiplied by 3and then 5 is added to it to get the answer as 20
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25
let the unknown no be = X
ATQ
X*3 + 5 = 20 ( * represent multiplication )
X*3 = 20 - 5
X*3 = 15
X = 15 / 3 ( / represent division )
X = 5
Answered by
5
Answer
Let the number be x 3(x)+5 = 20 3x +5 =20 3x=20-5 3x =15 x= 15÷3 x= 5
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3
Answer
Let the number be x 3(x)+5 = 20 3x +5 =20 3x=20-5 3x =15 x= 15÷3 x= 5
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