if twice a number is increased by 15, the result is 25. What is the number?​

Sagot :

Answer:

5

Step-by-step explanation:

representation:

2x + 15 = 25

solution:

2x + 15 = 25

2x = 25 - 15

2x = 10

2x/2 = 10/2

x = 5

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