miller55
miller55 miller55
  • 25-09-2019
  • Mathematics
contestada


A number decreased by the sum of the number and four
and please show the steps

Respuesta :

kusidesmo
kusidesmo kusidesmo
  • 25-09-2019

let the number be x.

a number decreased means

x-

and the sum of the number and 4 is

x+4

to put the expression together, we get. put them in parentheses

x - ( x+4 )

= x - x -4

= - 4

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