Answer:
Don't lisen to that the anwer is 0.3125
Step-by-step explanation:
Here is your answer
0= x+3
Add -3 to both sides,
-3= x+3-3
-3= x
So,
x=-3
HOPE IT IS USEFUL
The answer is 22 cards are left in the stack.
16 and 82 degrees
You can sum all of the angles together and solve for x.
(x - 1) + (5x - 3) + (5x - 3) = 180
11x - 7 = 180
11x = 187
x = 17
The first angle is 16 degrees. (17 - 1)
The other two angles are 82 degrees(5(17) - 3)