Answer:
9. 
10. 
Step-by-step explanation:
9. 
Evaluate when x = 10.
Substitute x = 10 into the expression

Apply the negative exponent rule (
)
Thus:

10. 
Evaluate when a = 6 and b = 3
Substitute

Apply the negative exponent rule




Answer:
2055 is the answer.
Step-by-step explanation:
If x represents the number of minutes and y represents the hiker elevation in feet.
y = 8.19x + 663
y = 8.19(170) + 663
y = 1392.3 + 663
y = 2055.3
Hope it helps:)
The answer is C, because the angle is obtuse, but also not as big as 160°
Answer:
sorry but I dont understand what u asking for
Answer:
8 < x
Step-by-step explanation:
Rearrange the expression by placing the like terms on either side of the sign
17 - 9 < x
Simplify
8 < x