crustian7171 crustian7171

16-09-2018
Mathematics

contestada

If ef=2x-10 e f = 2 x − 10 , fg=4x-18 f g = 4 x − 18 , and eg=20 e g = 20 , find the values of x, ef, and fg

Respuesta :

16-09-2018

Look at the picture.

We have the equation:

[tex]|EG|=|EF|+|FG|[/tex]

[tex](2x-10)+(4x-18)=20\\\\(2x+4x)+(-10-18)=20\\\\6x-28=20\ \ \ \ |+28\\\\6x=48\ \ \ \ |:6\\\\x=8\\\\|EF|=2(8)-10=16-10=6\\\\|FG|=4(8)-18=32-18=14[/tex]

Answer: x = 8, |EF| = 6, |FG| = 14

Ver imagen gmany

Answer Link

Otras preguntas

There is no difference between the question and hypothesis steps of scientific inquiry true or false

Choose the two equations you would use to solve the absolute value equation below. Then solve the two equations. |2x + 5| = 3

Where can I find a picture of Walter Sammons, the inventor of the hot comb?

Which sentence uses a verb that agrees with its compound subject? A. The mailman or our neighbors has left a package. B. The banana or the pear is probably ripe

Which sentence contains an indirect quotation? A) Bob and Susan weren't home. B) Bob told Susan that he wanted to go shopping this evening. C) Bob picked Susan

when did commercial farming begin

A scientist is working with 4 meters of gold wire. How long is the wire in millimeters?

How were families formed in ancient Egypt

⇒How many solutions does the equation 10-3x +10x-7=5x-5+2x+8 have? a. one solution b. two solutions c. no solutions d. infinitely many solutions

true or false Pennsylvania and Delaware were colonies given in payment of debts.