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20 May, 07:00

Solve.

3x + 7 = 22

-29

-5

5

7

+5
Answers (1)
  1. 20 May, 07:08
    0
    3x+7=22

    subtract 7 from the 7 to cancel it out and subtract it from the 22.

    You should get 3x=15. Then, because 3x is multiplication, divide that by 3 and also 15. You end up with x=5.
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