three times a number is increased by 2 is equal to twice the sum of 7 and the number . find the number.
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Answered by
2
numerical digit given-
7
reverse solving-
let the unknown no. be x
now x=
3x+2=7+7
3x=14-2
x=12/3
x=4
Value of the unknown number-
4
Answered by
2
Answer:
answer is 12
Step-by-step explanation:
let the number be x
three times a number increased by 2
so
3x+2
that is equal to twice the sum of the number+7
2(x+7)
we get
3x+2=2(x+7)
3x+2=2x+14
x=12
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