Question

When 9 is added to twice a number, the result is 3 more than thrice the number. Find the number​

Answer 1

Answer:

Let the number be x

Twice a number = 2x

Thrice a number = 3x

According to statement,

9+2x=3+3x

⟹9−3=3x−2x

⟹6=x

⟹x=6

the number is 6

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Answer 2

Step-by-step explanation:

let the no be x

9+2x=3+3x

9-3 =3x-2x

6 =x

x=6

check - 9+2×6=3+3×6

9+12=3+18

21=21