Solve each system by elimination? 3) -3x + y - 6z = 10 -3x – 3y - 32 = 15
-x - 5y - 2z = 14
A) (-2, -1, -2)
B) (-2,-2, -1)
C) (6, -5,3)
D) (6, 3,-5)

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b?

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.