Step-by-step explanation:
12 - 9 + c = 12
-9 + c = 12 - 12
- 9 + c = 0
Therefore c = 9
Hope this helps.!
I don’t know the answer but I need a answer to this
Answer: >72
Step-by-step explanation:
x*1/3-6=<18
1/3*x=<24
x=<72
Christine is more than 72 years old
Answer:
Step-by-step explanation:
3x + 2y = 6
2y = -3x + 6
y = -3/2x + 3.....slope here is -3/2 and y int is 3
-4x + 6y = 15
6y = 4x + 15
y = 2/3x + 5/2.....slope here is 2/3 and y int is 5/2
different slopes, different y int means exactly ONE SOLUTION