nemy2
nemy2
04-09-2016
Mathematics
contestada
(X + 1)/7 =5/(x - 1)
Respuesta :
tinmann
tinmann
04-09-2016
ok so
(x+1)/7 = 5/(x-1)
5(x+1)/7 = 35/7(x-1)
5x+5/35 = 35/7x-7
5/35 = 35/2x - 7
7 = 35/2x-7
14x - 49 = 35
14x = 84
x = 6
Answer Link
VER TODAS LAS RESPUESTAS ( 93+ )
Otras preguntas
The GCF (Greatest Common Factor) of 45 and 75. Show your work too. Thanks for your help!
6x+5y=-15 into intercept form
Is the square root of 2 between 1.3 and 1.4? how do you know!
What is 8.7 billion as a scientific notation
3312 divided by 48 long division
What is a distinct factor in math?
5.4 5.400 less greater
Can organisms create their own energy? Explain your answer
What is 3,200,000,000,000 in scientific notation
give me a sentence that has the words prosper and profit