The independent variable (the one they want) is the # of hours worked, since that determines the price.
All the other answers contain information not included in the problem
If the two angles are supplementary, they must equal 180 degrees
Answer:
x=-5
Step-by-step explanation:
This is the sentance turned into an equation: x+10=5
Solved: x+10=5
x=5-10
x=-5