Going by 30 for east and -30 for west
Answer:x=2, y=1, z=-1
Step-by-step explanation:
Given
2x+y+z=4----1
x-y+3z=-2----2
-x+y+z=-2----3
Add 2 & 3 we get
4z=-4
z=-1
Put value of z in 1 & 2
2x+y-1=4
2x+y=5----3
x-y+3(-1)=-2
x-y=1------4
add 3 & 4 we get
x=2
Put x & z in 1
y=1
A. 10.3 ft^2 should be the right answer
Answer:
28800
Step-by-step explanation:
-13is negative and is 13 spaces away from 0. 15 is positive and is 15 spaces away from 0.
