First one to answer and explains gets a medal!solve the equation? I 3x + 2 I =5
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OpenStudy (anonymous):
just to confirm you have two variables? I and x?
OpenStudy (anonymous):
no its not an I is a abs
OpenStudy (anonymous):
Oh ok then you know that IxI you know that x could have been -x or +x. so we will apply the same concept here:
either 3x+2 = 5 OR -(3x+2)=5
then you will have two values for X :)
OpenStudy (anonymous):
what so what is the answer
OpenStudy (anonymous):
(3x+2) = 5 --> x =1
(3x+2) =-5 --> x= -7/3
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OpenStudy (anonymous):
and how did you get that?
OpenStudy (anonymous):
magic ;)
OpenStudy (anonymous):
no forreal
OpenStudy (anonymous):
Oh ok then you know that IxI you know that x could have been -x or +x. so we will apply the same concept here:
either 3x+2 = 5 OR -(3x+2)=5
then you will have two values for X :)
3x=5-2 -3x-2=5
3x=3 -3x=5+2
x=1 -3x=7 >>>>> x= -7/3