Y = |x - 21| represents an absolute value function.
Answer:
1 to 0.99 cents
Step-by-step explanation:
Always look for the number one and compare it to the other number and that is usually the unit rate.
Answer:
2.
x=3 y=3
Step-by-step explanation:
3-3=0
3+3=6
If 3x-3y equals 0, then what's x+y. It concluded to 6
if you need more help, always ask. It wasn't simple, but I believe you can do it.