likhitha99 likhitha99

23-03-2021
Mathematics

contestada

If we add 7 to twice a number , we get 49. Find the number

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9a5f8ugdp8 9a5f8ugdp8

23-03-2021

The number is 21.
2x+7=49
-7 -7
2x=42
divide by 2
x=21

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