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

Otras preguntas

please help words arent unscrambled and work is overdo!!!scrambled words sacó (unscrambled)robcra sicasatpalovedervreraciabre (unscrambled)buzón (unscrambled) c

to decrease an amount by 24% what single multiplier would you use

12.93 is what percent of 172.40?

Which represents r in terms of A and S?

The actet rule indicates that

If d is the HCF of 56, 72 find x and y satisfying d=56x+72y

A polygon is drawn and then reflected over the line as shown in the diagram. Which statement is true? A) The two polygons are congruent because all polygons are

PLSSSSS HELPPPPPP MEEEE

if angle theta is an acute angle such that cos theta =1/4, find sin theta/2

write the equation in slope-intercept form 3× + y =9