OpenStudy (anonymous):

x/x-2-7/x+2=8/x^2-4

6 years ago
OpenStudy (smurfy14):

x=3

6 years ago
jhonyy9 (jhonyy9):

- so if you like to know how you get this result : x(x+2)-7(x-2)=8 --- x*2+2x-7x+14=8 --- x*2 -5x+6=0 --- if you note the solutions with a,b you get a=(-(-5)+(25-24)*(1/2))/2 =(5+1)/2 =6/2 =3 b=(-(-5)-1)/2 =(5-1)/2 =4/2 =2 a=3 b=2

6 years ago
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