edwiluvi5663 edwiluvi5663
  • 21-02-2022
  • Mathematics
contestada

If one-half of a number decreased by 20 is 40, what is the number?

Respuesta :

micashalev micashalev
  • 21-02-2022

Answer:

120

Step-by-step explanation:

Just add the 20 back to 40 and times by 2

40 + 20 = 60

60 * 2 = 120

Answer Link
c2100156 c2100156
  • 21-02-2022

Answer:

The number is: 120

Step-by-step explanation:

We have one-half of "a" decreased by 20 is 40

This means that:

(1/2)a-20=40

(1/2)a=60

a=120

Answer Link

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