2livee
2livee
02-11-2017
Mathematics
contestada
Solve equations with 3 variables
Respuesta :
xisca
xisca
03-11-2017
a+b=3
-b+c=3 if we add these two equations we have a+c=6......(4) and from the 3rd equation we have a+2c =10
Now subtract (4) from (3)
a+2c=10
a+c=6 so a cancels out you have c=4 so a is 2 and b is 1
a=2
b=1
c=4
Answer Link
VER TODAS LAS RESPUESTAS ( 56+ )
Otras preguntas
its my birthday boys, and girls
Jacob’s age is two years more than the sum of the ages of his siblings Becky and Micah. Which equation represents Jacob’s age? A. z = x + y − 2; x represents M
WILL GIVE BRAINLIEST!! Make a sentence using these words nunca / la historia / Doña Rita / la verdad / saber / de
Consider the following linear combination: Z = 4X - 5Y with E(X) = 3.2, V(X) = 1.3, E(Y) = 4.6, V(Y) = 5.1, and Cov (X, Y) = 0. What is the correct value of E(Z
Provide a list of 5 public services provided by the government and I’ll make you Brainly
A company can raise money by doing all but which of the following? A. Conducting an initial public offering O B. Taking a loan C. Providing stock options to exe
Calculate 1.23 m x 0.89 m and give your answer with the correct number of significant figures?
A sled starts from rest, and slides 10.0 m down a 28.0° frictionless hill. What is its acceleration? (Unit = m/s2)
Select the correct answer. Which of these sentences conveys the meaning that Sarah is thinking of doing something? A. Sarah pense toujours à fermer la porte. B.
Paola is athletic is direct or indirect
