Question

20 substracted from half of a number is 25​

Answer 1

Answer:

let the no. be x

x/2-20=25

×/2=20+25

×/2=45

×=45×2

×=90

Step-by-step explanation:

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Answer 2

Answer:

Let the Number be x.

x/2 - 20 = 25

x/2 = 25 + 20

x/2 = 45

x = 45 * 2

x = 90