Question

Vhat is the solution to the following system?
3x+10y- 12z = 40
X-5y = 0
X-4z = 0

Answer 1

Answer:x=20

y=4

z=5

Step-by-step explanation:the third equaiton times by 3 ,so we can get 3x-12=0

and along with the first equation we can get y=4

and the second equation x=20

the third equation z=5