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tracykennedy81 tracykennedy81
  • 25-01-2017
  • Mathematics
Answered

Step 1: 1x-21+3=7 step 2: 1x-21=7-3 step 3: 1x-21=4 what would the next step be to solve equation

Verified Answer :

kate7505 kate7505
  • 25-01-2017

add 21 to both sides

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