If X-9 :3x+6 is the duplicate ratio of 4:9 .find x
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Answered by
5
x-9/3x+6=4/9
⇒9(x-9)=4(3x+6)
⇒9x-81=12x+24
⇒-3x=105
⇒x=-105/3
⇒9(x-9)=4(3x+6)
⇒9x-81=12x+24
⇒-3x=105
⇒x=-105/3
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Answered by
1
x-9/3x+6=4/9
⇒9(x-9)=4(3x+6)
⇒9x-81=12x+24
⇒-3x=105
so x=31.something
duplicate ratio means square of terms to obtain the reactants side
⇒9(x-9)=4(3x+6)
⇒9x-81=12x+24
⇒-3x=105
so x=31.something
duplicate ratio means square of terms to obtain the reactants side
hope it is clear
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