Answer:
40
Step-by-step explanation:
They are asking for the y coordinate of the g I guess
If that is the case, the answer is 1
Answer:
14
Step-by-step explanation:
d=c/pi
45/pi=14
Answer:

Step-by-step explanation:

4x=20-8y
x=5-2y now use this value of x in the second equation...
3(5-2y)+6y=15
15-6y+6y=15
15=15 This is true for any y or x value.
So there are infinitely many solutions as the two equations describe the same line.