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OpenStudy (anonymous):
3x+7=15+x
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OpenStudy (anonymous):
3x+7=15+x---> subtract 7 and x -x -7= -7 -x --------------------- 2x = 8 ---> divide by 2 x = 4
OpenStudy (anonymous):
ok thanks can u help me with this one 7x-1+2x=71
OpenStudy (anonymous):
it is the same method as the last one first, combine the like terms then isolate the unlike terms then divide it by whatever number the x has
OpenStudy (anonymous):
you're welcome to ask if you;re confused
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