QuantumKang
QuantumKang QuantumKang
  • 11-12-2017
  • Mathematics
contestada

HELP PLZ

7k + 4s = 20
-8k + 2s = 10

What is the value of k?

Respuesta :

ogBigRed
ogBigRed ogBigRed
  • 11-12-2017
divide 20 by 4=5
then 5 by 7=5/7

k=5/7
Answer Link

Otras preguntas

Risk-taking has been shown to be affected at a BAL of __________. A. 0.10 B. 0.08 C. 0.12 D.0.05
Which of the following best describes the relationship between the United States and China? A)Both are dependent equally on each other for continued economic s
The equation of a line with a slope of 2 and passing through the point (-5,3) written in slope point form
i need help please hot
Which is an accurate description of procedural and substantive votes?
which of these rocks are formed by volcanic activity?
By calling attention to the problems of government and high taxes in the late 1800s, the democrats hoped to make which group look bad?
An aquarium in a restaurant is a rectangular prism and measures 5 feet by 3.5 feet by 2.5 feet. What is the amount of water the aquarium will hold?
A stationary 15 kg object is located in a table near the surface of the earth. The coefficient of static friction between the surfaces is 0.40 and the coefficie
add (7x^2-2x+19)+(2x^2-7x+4) and please show me the steps of how you got the answer