Twice a number when decreased by 5 gives 25. The nurnber is:
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Answered by
0
Answer:
let the number be x.
twice =2x
When it is decreased by 7 we get the following equation: 2x−7=45
⇒2x=45+7
⇒2x=52
⇒x= 2 52
∴x=26
The number is 26.
Step-by-step explanation:
Answered by
1
Answer:
15
Step-by-step explanation:
2x-5=25
=2x=25+5=30
=2x=30
x=30/2
=15
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