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OpenStudy (anonymous):
Solve the quantity 2 x minus 5 divided by the quantity x minus 2, minus 2 equals 3 divided by the quantity x plus 2
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OpenStudy (anonymous):
2x-5 3
----- -2 = ----
x-2 x+2
2x-5-2x+4 3
---------- = ---
x-2 x+2
-1 3
----- = ------
x-2 x+2
now do cross multiplication
-1(x+2) = 3(x-2)
-x-2 = 3x-6
3x+x =6 +2
4x=8
x=8/4
x=2
OpenStudy (anonymous):
@Farheen28 check 4x=4 in your sol.
OpenStudy (anonymous):
x=1
OpenStudy (anonymous):
what you want to ask?
OpenStudy (anonymous):
check your steps
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OpenStudy (anonymous):
x will be 1
OpenStudy (anonymous):
oops yes you are right :)
OpenStudy (anonymous):
2x-5 3
----- -2 = ----
x-2 x+2
2x-5-2x+4 3
---------- = ---
x-2 x+2
-1 3
----- = ------
x-2 x+2
now do cross multiplication
-1(x+2) = 3(x-2)
-x-2 = 3x-6
3x+x =6 -2
4x=4
x=1
OpenStudy (anonymous):
when you do cross multiplication it means you are eliminating x = 2 frm solution
OpenStudy (anonymous):
thanks :)
i don't know where my mind was :P
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