This relation is a function because each input has only one output
3 + 4x = 33
-3 on both sides
4x = 30
/4 on both sides
x = 7.5
Answer:
Rod is 7 1/2 years old
1st one: only mentions 1 p wrong
2nd one: saving means (-) cost so this is also wrong
3rd one: how much you owe is x-y and there is no (-) sign in there so it is wrong
the answer is the 4th one because it has p+14%p if p=price and 14%p=14% of p tax
Answer:
100
Step-by-step explanation: