Stephanie22111 Stephanie22111
  • 20-03-2018
  • Mathematics
contestada

5. What is the solution to the system of equations?
{-x + 2y + z = 10
{ z = 6
{3x - 2y + 2z = 8
A: (0, 2, -6)
B: (0, 2, 6)
C: (-1, 2, 6)
D: (0, -2, 6)

Respuesta :

MrGumby
MrGumby MrGumby
  • 20-03-2018
B. 

This can be done by plugging 6 in for z in the first and third equations. After doing so, you can solve for either of the other two variables and get an answer based on the substitution method. 
Answer Link

Otras preguntas

Which of the following is most critical for our study for outer space? A- maps of universe B- technology and computers C- a new method of doing science D- a
If the palace is an extension of Louis XIV, what does this say about Louis and his goals?
What is the measure of the angle formed by he hands of a clock at 3:20?
Which of the following BEST explains why Americans formed political parties? a. to end disagreements about policy b. to unite farmers and merchants
Of the three buffering mechanisms in the body, which is the strongest? hints of the three buffering mechanisms in the body, which is the strongest? chemical buf
I’m utterly hopeless. Honestly. Y’all are my only hope
A 12 ounce bottle shampoo last Henrique 16 weeks how long do you expect an 18 ounce bottle of the same brand to last him
Match the statement to the property it shows
The sale price of an item is 0.75 the original price of the item, x. Which statement explains why both 34x and 0.75x can find the sale price of the item? A
What was the goal of impressionnist art?