Answer:
The Range is the difference between the lowest and highest values.
Explanation:
Example: In {4, 6, 9, 3, 7} the lowest value is 3, and the highest is 9. So the range is 9 − 3 = 6.
0o----------------------------o5
Step-by-step explanation:
D.34 more weeks left of saving because you have $166 more dollars to go after your $50 dollar scholarship program and the 16 weeks of saving $84 dollars.
For problems like this you can move the y's on the bottem up top by fliping the sign of the exponent (in this case 7 to -7) and MULTIPLYING it with EVERYTHING on top, then because of properties of multplication you can add the exponents to combine them into one term (in this case add 3 and -7 to get -4)

If any of this does not make sense let me know and ill try to clarify better