Answer:
well x-(-18) x+18 but the if part is x<-18 will stay the same
Step-by-step explanation:
it is 0.16 I am sorry if it is wrong
Answer:
30 units
Step-by-step explanation:
In order to find the length of the 3rd side of the triangle, the hypotenuse, you can use the Pythagorean Theorem. Using this method, you get 5^2+12^2=169. The square root of 169 is 13.
5 + 12 + 13 = 30 units.
Answer:
8r and -4r
3s and -3s
second andd fourth answer
Answer:

Step-by-step explanation:
Definition of negative exponent:

In our case, a = 3 and -n = -2.

Now we just evaluate the power in the denominator.
