LonelyandForgotten
i need help with this question..



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lovemenplayhard
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\[25\frac{ 3 }{ 7 }f=19+\frac{ 4 }{ 7 }f\] bring like terms 2gether

lovemenplayhard
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add 3/7 f on both sides

LonelyandForgotten
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how do you add a fraction?

lovemenplayhard
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\[25\frac{ 3 }{ 7 }f+\frac{ 3 }{ 7 }f=19+\frac{ 4 }{ 7 }f+\frac{ 3 }{ 7 }f\]

lovemenplayhard
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take LCM


lovemenplayhard
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\[2519=\frac{ 4 }{ 7 }f+\frac{ 3 }{ 7 }f=\frac{ 4+3 }{ 7 }f=\frac{ 7 }{ 7 }f =f\] f=6, does dat help?

lovemenplayhard
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u got common denominator in fraction just add the numerator


lovemenplayhard
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kewl ;)

LonelyandForgotten
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thanks :) i'll try to firgure it out

lovemenplayhard
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ur welcme ;)



lovemenplayhard
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;)

LonelyandForgotten
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@lovemenplayhard help please :(
4c + 7 + 6c =23

LonelyandForgotten
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do i subtract here?

lovemenplayhard
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add like terms
4c+6c+7=23
10c+7=23
subtract 7 both the sides
10c+77=237
10c=16

lovemenplayhard
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later divide both da sides by 10\[\frac{ 10 c}{ 10 }=\frac{ 16 }{ 10 }=\frac{ 8 }{ 5 }=c\]

lovemenplayhard
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does dat hlp?

LonelyandForgotten
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so last one i divide 8/5?


lovemenplayhard
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finaly ur gonna get c=1.6

LonelyandForgotten
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but its not one of the answers, how could it be 1.6?

lovemenplayhard
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16/10=1.6 or 8/5

LonelyandForgotten
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hmm okay then i guess its not one of them :/

lovemenplayhard
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wat r ur options?

LonelyandForgotten
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A. Not given
B. c =18
B. c = 8
C. c = 18


LonelyandForgotten
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okay thats what i thought too :P

lovemenplayhard
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kewl ;)