halilifatme halilifatme

13-02-2020
Mathematics

contestada

Solve the proportion: 5/x+7=3/x+3

Respuesta :

s906621 s906621

13-02-2020

Answer:

x=3

Step-by-step explanation:

cross multiply

5(x+3)=3(x+7)

5x+15=3x+21

5x+15-3x=3x+21-3x

2x+15=21

2x+15-15=21-15

2x=6

x=3

Answer Link

Otras preguntas

As used in strategic trade policy, tariffs are a variation of the: a. military self-sufficiency argument for tariffs. b. increased-domestic-employment argument

A perfectly competitive firm produces 3,000 units of a good at a total cost of $36,000. The fixed cost of production is $20,000. The price of each good is $

During a transcranial magnetic stimulation (TMS) treatment, a magnetic field, typically of magnitude 5.00 T, is produced in the brain using external coils. Duri

What is 84 divided by 1365?

How do you solve number 29? Please step by step

A girl had 20 coins in nickels and dimes whose sum was $1.40. She spent 65cents , using 8 coins. She now has ? nickels.

A rectangle has a length of 10 inches and a width of 4 inches

You work for a food distributor. One of the local grocery stores that purchases from you sometimes orders 50 cases of soda, sometimes 30 cases, and sometimes 10

Quantities $r$ and $s$ vary inversely. When $r$ is $1200,$ $s$ is $0.35.$ What is the value of $s$ when $r$ is $2400$? Express your answer as a decimal to the n

Individuals in the age group of 12 to 18 years, who extensively use the internet is an example of a market segment. a. False b. True