Step-by-step explanation:
x + y = 9. => 2x + 2y = 18.
2x + 2y = 18
- (2x - 3y = -12)
=> 5y = 30, y = 6.
Therefore x + (6) = 9, x = 3.
The solution is x = 3 and y = 6.
Answer:
b and c
Step-by-step explanation:
i hope this helps :)
Answer:
123 PER PERSON
Step-by-step explanation:
All you have to do is divide 2,460 by 20 to get 123
X+93=4x *vertical angles are congruent*
93=3x
x=31