Answer:
If x + 9 = 5 then x =-
4
If x + 9 = -5 then x =-14
Step-by-step explanation:
x+9 =5
Subtract 9 from each side
x+9-9 = 5-9
x = -4
x+9 = -5
Subtract 9 from each side
x+9-9=-5-9
x = -14
Answer:
0
Step-by-step explanation:
The range is the difference between the lowest and highest values. Since 9 is still the highest value, the range would not change by any amount by replacing 7 with 9.
Step-by-step explanation:
Cost of each golf ball = $9.31 / 18
≈ $9 / 18 = $0.5.
Answer:
8c2 - 4c - 12
Step-by-step explanation: