juanny1818 juanny1818

01-08-2017
Mathematics

contestada

please help. 3/(x-1) = 5/7

Respuesta :

apologiabiology apologiabiology

01-08-2017

times both sides by (7)(x-1) to eliminate denomenators

3(7)=5(x-1)
21=5(x-1)
divide both sides by 5
21/5=x-1
add 1 to both sides
rmember that 1=5/5
21/5+5/5=26/5=x

26/5=x
5 and 1/5=x

Answer Link

Otras preguntas

Linear equation: -1 2 (6x + 10) = 13 Step 1: –3x – 5 = 13 Step 2: –3x = 18 Step 3: x = –6 Which sequence describes the inverse operations used for steps 2 and 3

HELP DUE IN 10 MINUTES

What happens when you rub a plastic ruler and bring it closer to the tissue bits

The F ratio increases as _________. Group of answer choices the variability between means increases relative to the variability within groups the variability wi

Complete these three sentences using the same pair of words each time . Ice is made up of_______ ______ Water is made up of ______ _____ Water vapour is made up

The total amount of time university students in the United States spend sleeping grooming, eating and drinking, and traveling is about Average weekday time use

Country Financial, a financial services company, uses surveys of adults age 18 and older to determine whether personal financial fitness is changing over time.

In strategic management, both the short-term and long-term perspectives need to be considered because a. the creative tension between the two forces managers to

PLS HELP IM SLOW Which graph represents the function ?

Directions: Fill in each blank space with the correct form of the verb that follows it (in parentheses) so that the subject of the sentence agrees with the verb