Combine the like terms to create an equivalent expression:

-3z - z

Hello there! :)

-3z-z

-4z

We can always add and subtract like terms (same variables)

Hope it helps!

If you have any query, feel free to ask me! :)

~A gloomy gal

step-by-step explanation:

a cube has 6 sides

the probability of getting 5 on the first cube is 1/6 since only one side of the cube has 5 on it.

there are 3 sides of the cube with even number on it [2,4,6]

therefore the probability of getting even number is 3/6

for both events to happen together, the probability would be

1/6 x 3/6 = 12/36

which simplifies to 1/12

answer: i think it is c