Answer:
the first option
Step-by-step explanation:
Given
Ax + By = C ( subtract By from both sides )
Ax = C - By ( divide both sides by A )
x = 
Answer:
whats the problem?
Step-by-step explanation:
Answer:
The Correct Answer are B and D
Step-by-step explanation:
Answer:a universal set is the set containing all objects or elements and of which all other sets are subsets.
Step-by-step explanation: