Are you looking for a rate? If not than I belive the answer is 21cents because if before the sales tax it was $3 and after it is $3.21, then the price increased by 21cents
Answer:
The average is 124
Step-by-step explanation:
When x=2 substitute into the equation given above
-3^2+79
9+79=88...(1)
When x=4
-3^4+79
81+79=160(2)
Average of (1) and (2)
160+88/2
=248/2
=124
Therefore the average rate is 124
Answer:
Step-by-step explanation:
1) Carry 3x from the right side to the left.
2) The 3x will cancel one another out.
3) You are left with.. 1c=2
4) Divide by 1 on both sides and you are left with c=2
It is very likely how ever there still is a very small chance im wrong
Answer:
mid point={(7-1)/2,(1-5)/2=(3,-2)
