Answer:
1/2
Step-by-step explanation:
There are 6 possible outcomes
1, 2, 3, 4, 5 and 6
3 of which are even numbers
So if you were to roll the cube there is a 3 in 6 ( 1/2 when simplified ) chance of it landing on an even number
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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
