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  • 21-08-2019
  • Mathematics
contestada

Justify each step.
15. 2x – 5 = –20
2x = -15
x=_15

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helloitschump0vfdz
helloitschump0vfdz helloitschump0vfdz
  • 21-08-2019
1st: add 5 to each side
2nd: divide by 2 on each side
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