Answer:


Step-by-step explanation:
Given the system of the equations

solving by elimination method








solve
for
:




Solve
for x:



Therefore,


Answer:
Negative number
Step-by-step explanation:
For example, |-5| = 55. This is because -5 is considered to be 5 units away from 0.
If this helps mark me brainliest please.
If you choose a blue marble first its the probability of 3/12 simplified to 1/3 and then the probability of choosing a red next is 5/11 as you didnt replace the one blue marble