Blckpnks
Blckpnks Blckpnks
  • 23-03-2021
  • Mathematics
contestada

1/2x-3=7
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Halley268315
Halley268315 Halley268315
  • 23-03-2021

Answer:

X= 5

Step-by-step explanation:

1/2x -3 = 7

first you + 3 to both sides to get the x by it's self on one side of the (=)

Why +3 and not -3? because if you add 3 to the -3 on that side it goes to 0 witch means there is nothing there!

1/2x= 10

now you (/) by 2

10/2 =5

x=5

Answer Link
mmstavlo mmstavlo
  • 23-03-2021

Answer:

x=20

Step-by-step explanation:

1/2x-3=7

add 3 to both sides

1/2x=10

divide both sides by 1/2

10/.5= 20

x=20

Answer Link

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