logozhype
logozhype logozhype
  • 22-06-2017
  • Mathematics
contestada

L is the midpoint of CD. If CL=1x+8 and LD=2x-4,find the length of CD. 33

Respuesta :

puppies22
puppies22 puppies22
  • 22-06-2017
so the two equations should be set up equal to each other.
1x + 8 = 2x - 4
now subtract 1x to 2x
8 = x - 4
now add 4 to 8
12 = x

to check you can plug it into x and see if they are both equal
Answer Link

Otras preguntas

true or false questions basic math 1.the total surface area of a cube each of whose edges is 12 inches long is 6 square feet 2.if the tank in a car holds 15 gal
Round 1.069 to the nearest tenth
What is 3 to the 3rd power times 3 to the 4th power
Collect information about working of geyser and prepare a report
Georges Cuvier's discovery of fossils of Irish elk and giant ground sloth:
what is 12.345 rounded to the nearest tenth
what is the gcf and lcm of 390 and 250
true or false questions basic math 1.the total surface area of a cube each of whose edges is 12 inches long is 6 square feet 2.if the tank in a car holds 15 gal
what is 12.345 rounded to the nearest tenth
what are the rational numbers of -12,0,35,4.85,√12,√36,19/6,-10/11,1.4949949994