abdulsamedumar27781
abdulsamedumar27781 abdulsamedumar27781
  • 16-09-2021
  • Mathematics
contestada

Twice a certain number minus 4 is equal to five. pls help me with it​

Respuesta :

Scratchnem
Scratchnem Scratchnem
  • 16-09-2021
We can make an equation for this!

2x - 4 = 5
2x - 4 + 4 = 5 + 4
2x = 9
x = 9/2
Answer Link
ayomidealabi606
ayomidealabi606 ayomidealabi606
  • 16-09-2021

Step-by-step explanation:

let the number be x

x+x -4=5

2x- 4=5

2x =5+4

2x =9

divide both sides by 2

x=9/2=4.5

Answer Link

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