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

Shelly and Terrence earned points in a game by completing various tasks. Shelly completed x tasks and scored 90 points on each one. The expression below shows T

how do you identify the parts of a narrative arc?

Sam is observing the velocity of a car at different times. After three hours, the velocity of the car is 51 km/h. After five hours, the velocity of the car is 5

the formula for the area of a triangle is a =1/2 bh, where b is the length of the base and h is the height. the equation solved for h is h =2a/b . find the heig

What was the main function of the protocell’s fatty acid membrane? To allow sulfur dioxide to enter into the cell. To allow the cells to communicate with each o

which set of numbers are ordered from least to greatest? 5, –5, |–2|, 3, –|2| –5, –|2|, |–2|, 3, 5 5, 3, |–2|, –|2|, –5 –|2|, |–2|, 3, –5, 5

which one of these verbs would generally suggest a state of being? a. cooperate b. remain c. think d. educate

at which phase of the cell cycle does the cytoplasm of a cell divide to form two daughter cells? a. s phase b. m phase c. c phase

what is synergistic interaction?

Which of the following cases is not one that the Warren Court established? A.Gideon v. Wainwright B.Engel v. Vitale C.Roe v. Wade D.Brown v. Board of Ed