Question

if 1 is subtracted from a number and the difference is multiplied by one by two the result is 7
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Answer 1

Answer:

hi

Step-by-step explanation:

Let the number be x

(x-1) * 1/2 = 7

x-1 = 14

x = 15

therefore, The number is 15

Answer 2

-13

Step-by-step explanation:

let one is = a

(1 - a )× 1/2 =7

1- a = 14

a = -14 +1

a = -13