Answer:
? is 24
Step-by-step explanation:
Outcomes in a sample space :)
Answer: 11.4
Step-by-step explanation:
change to numbers 
simplify 
-3 • (5x + 2y = 7)
-15x - 6y = -21
-2x + 6y = 9
__________
-17x = -12
x = 12/17
5(12/17) + 2y = 7
2y = 7 - 60/17
2y = 3.47
y = 1.735
Answer:
3, -3
Step-by-step explanation: