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Mathematics 8 Online
OpenStudy (anonymous):

Solve 7x - 4 = 5x + 15 for x.

OpenStudy (anonymous):

9.5

OpenStudy (anonymous):

Or 19/2

OpenStudy (nikato):

7x-4=5x+15. Add 4 to both sides +4. +4 ---------------- 7x=5x+19. Subtract 5x on both sides -5x. -5x -------------- 2x=19. Divide both sides by 2 So x=?

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