Point E is between points D and F. If DE = x-4, EF = 2x+5 , and DF= 4x-8, find X

Question

15-08-2017
Mathematics

contestada

Point E is between points D and F. If DE = x-4, EF = 2x+5 , and DF= 4x-8, find X

Respuesta :

Otras preguntas

Help me on this word problem plz. So it is... It costs $2.50 to rent bowling shoes. Each game costs $2.25. You have $9.25. How many games can you bowl? So

why does diving 30m below sea level affect our bodies more than being in a building 30m above sea level

Trying to help my nephew with math been so long I forget how to do it . Arrange the numbers in increasing order. 8.08, 8.081, 8.09, 8.008

A compound has 39 g of potassium and 78 g of selenium. What is the mass ratio of potassium and selenium in the compound

is a bowling ball sitting on the rack kinetic or potential?

what three groups helped create the population growth in the colonies ?

why does diving 30m below sea level affect our bodies more than being in a building 30m above sea level

today a bicycle rider rode her bike five and a half miles yesterday she rode six miles what fraction of the total of the two rides is a longer ride

what are the characteristics of endocytosis and exocytosis

12345nidalosq9c9 12345nidalosq9c9 · Answer 1 · 2017-08-15T01:21:11+02:00

12345nidalosq9c9 12345nidalosq9c9

15-08-2017

Ok so basically (x-4)+(2x+5)=4x-8
Now add the first two equations and you get 3x+1=4x-8
Finally, add/subtract like terms. Subtract 3x from both sides and add 8 to both sides which yields to x=9.

Answer Link