Since he deposited 160 then took out 160 it did not change
Answer:
a=0
Step-by-step explanation:
x²-2x+y²-4y-4=0
(x²-2x+1)+(y²-4y+4)-9=0
(x-1)² + (y-2)² = 3²
Center: (1,2) radius: 3
(1,2) on line 2x-y+a=0
2*1 - 2 + a = 0
a = 0
Answer:19/6
Step-by-step explanation:
you would first get 13+6/6
Which is 19/6 when you add 13 +6 then divide by 6
