Answer:
Step-by-step explanation:
Answer:
Greater than/equal to 9
Step-by-step explanation:
-⅓m《-3
3《⅓m
3×3《m
9《m
m》9
Answer:
x=3, z=-1, y=6
Step-by-step explanation:
you need to make the coefficients of each variable equal to each other then subtract 2 equations.
this one: multiply -4 in 1st
4x+4y+4z=32
-4x+4y+5z=7
_____________
8x+0-z=25
we have 2 equations with 2 variables now
2x+2z=4
8x-z=25
Answer:
900 cubic feet
Step-by-step explanation:
Volume = length x width x height
= 10 x 20 x 4.5
= 900
The answer to this is x < -10/7
