riedelk658kater80 riedelk658kater80
  • 14-11-2016
  • Mathematics
contestada

 K is the midpoint of . if = 3x + 1 and     , find the length of

Respuesta :

melhaha00 melhaha00
  • 14-11-2016
3x + 1 = 1/3x + 9 Multiply through by 3 
9x + 3 = x + 27 Subtract x 
8x + 3 = 27 Subtract 3 
8x = 24 
x = 3 

AK = 3*3 + 1 = 10 

AB = 2*AK = 20
Answer Link

Otras preguntas

Which of the following statements about language in East Asia is false? A. Written language is based on classical Korean script. B. Calligraphy is an important
Which of the following is not a true statement about a poorly running engine? A.) It gets good gas mileage. B.) It may lose power that is needed for normal dri
Equation. 5x+9=2, 7-6d=3, 1/3y-2=4,
In what way did alchemists contribute to the development of modern chemistry? A.) explained changes to matter in mystical, philosophical, or religious te
what is the connection between crime and unequal access to basic service?
what adds to equal 6 but multiplies to make 4?
What is the function of an exoskeleton? A.) To enclose the body from the inside. B.) To enclose the body from the outside. C.) To enclose the internal skeleto
Name the property of real numbers illustrated by the equation: -4(x + 3) = -4x - 12 A. Commutative Property of Addition B. Associative Property of Additio
A car traveling at +7.0 m/s accelerates at a rate of +0.80 m/s^2 for an interval of 2.0 s. Find the final velocity.
Read the excerpt from "Rhapsody on a Windy Night": The lamp hummed: "Regard the moon, La lune ne garde aucune rancune, She winks a feeble eye, She smiles int