Question

if 3 is subtracted from twice a positive number, then the result is equal to the half The number subtracted from 7 .find the number
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Answer 1

Answer:

the number is 4

Step-by-step explanation:

let the number be x

2x-3=7-x/2

2x+x/2=7+3

(4x+x)/2=10

5x=10×2

x=20÷5

x=4