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Mathematics 14 Online
OpenStudy (anonymous):

7x+8-4x=17

OpenStudy (lgbasallote):

do you know what 7x - 4x is?

OpenStudy (anonymous):

3x

OpenStudy (lgbasallote):

right. so what do you think will be 7x + 8 - 4x?

OpenStudy (anonymous):

3x+8

OpenStudy (lgbasallote):

right. so you have 3x + 8 = 17 now subtract 8 from both sides

OpenStudy (anonymous):

3x=9

OpenStudy (lgbasallote):

right. now divide both sides by 3

OpenStudy (anonymous):

x=3 thats what i got just doesmnt add up well thanks even though i was right allready

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