jacklinebarnett23 jacklinebarnett23

05-11-2018
Mathematics

contestada

please aswer this hurry fast !!!!!!!!!!!! |3x + 12| = 18

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asustik2 asustik2

05-11-2018

Answer:

Step-by-step explanation:

3 x+12=± 18

3x+12=18

3x=-12+18

3x=6

3xover3=6over3

x=2

3x+12=-18

3x=-30

x=-30over3

x=-10

x=2,-10

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