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Mathematics 8 Online
OpenStudy (anonymous):

Solve |4x + 2| = 18

OpenStudy (anonymous):

| x | = n is the same as x=n and x=-n

OpenStudy (anonymous):

where x in this case is 4x+2 and n in this case is 18

OpenStudy (anonymous):

4x+2=18 and 4x+2=-18 4x+2=18,4x=18-2=16,x=16/4=4 4x+2=-18,4x=-18-2=-20,x=-20/4=-5

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