Seudónimo
Seudónimo
30-01-2018
Mathematics
contestada
please help thanks very much
Respuesta :
choixongdong
choixongdong
30-01-2018
x/(x+5) = (x-2)/(x+1)
x(x+1) = (x -2) (x + 5)
x^2 + x = x^2 - 2x + 5x - 10
x = 3x - 10
3x - x = 10
2x = 10
x = 5
answer is A
5
Answer Link
VER TODAS LAS RESPUESTAS ( 13+ )
Otras preguntas
Cuales han sido las causas ECONÓMICAS de la guerra de reforma de 1858-1861?
What might be a provocation for war, breaking a treaty or signing one?
A cookie factory uses 3 bags of flour in each batch of cookies. The factory used 2 7/10 bags of flour yesterday. How many batches of cookies did the factory mak
help please. it's urgent
Which among the following is NOT formed along divergent plate boundary? * A.Mid-Oceanic Ridge B.East Africa Rift C.East Pacific Rise D.San Adreas Fault
Why is Greenland’s ice sheet melting more than Antarctica?
A mi novio, yo a ti te quiero mucho por siempre mi amor <3
Determine the molecular geometry for ClF3ClF3. a. seesaw b. trigonal bipyramidal c. square pyramidal d. octahedral
Which of the following is true of the minority in group decision making? 50 Multiple Choice 8 01:18:22 The minority in a group cannot win through informational
A map shows the physical properties or characteristics of a region. highway topographical population computer compound
