12-08-2017
Mathematics

contestada

Find the value of x (2x+7) and (7x)

Respuesta :

AshtheSlytherin AshtheSlytherin

12-08-2017

2x + 7 = 7x
-2x -2x

7 = 5x

x = 7/5

We can check this by plugging in the value in the place of x:

2(7/5) + 7

2.8 + 7 = 9.8

7/5(7) = 9.8

Since both our answers are equal, this means that the value is correct. X equals 7/5. Hope this helps! :)

~Ash

Answer Link

Otras preguntas

Isabella loves Coca Cola products. She has several memorabilia from her visit to the World of Coca Cola proudly displayed in her office. She drinks at least one

Consider the following mass distribution: 7.2 kg at (4 m, 1 m), 2.3 kg at (0 m, 4.3 m), and 2.5 kg at (4.4 m, 0 m). We need to place a fourth mass of 9.7 kg so

Find the area of a square with a diagonal of 4 cm.

Pick twenty foods and research the amount of total carbohydrates, sugars, and other carbohydrates in them. Note: Most food labels have this information. Record

Sam writes down two expressions that he believes represents the cost for a jacket that is marked down 30% of the regular price r when the sales tax is 8% of the

Find the slope of the line

Emma was born in Topeka, Kansas in 1948. Gerontologists would place Emma in the category of ______ and consider her a member of the ______ birth cohort.

in a sample 5 of 800 t-shirts were defective. based on this sample, in a production run of 250,000 t-shirts, how many would you expect to be defective?

Calculate the area of a circle with a radius of 2cm And a circle with a radius of four CM leave your answers in terms of pie. when the radius

Technician A says that the crankshaft determines the stroke of an engine. Technician B says that the length of the connecting rod determines the stroke of an en