D)y=6(x+1)²-16= 6(x²+2x+1)-16= 6x²+12x+6-16= 6x²+12x-10
<span>answer: D</span>
After 5 tests, her average was 88. To have a seven-test average of 90, the total must be:

Her average after 5 tests was 88. Her total score on the 5 tests is:

Subtract:

Find the average by dividing by 2:

Her average must be 95
Your answer would be 60, you can multiply 15 by 4 to get that answer. If you plug in 60 for x it will work
Answer:total amount of money that he should pay if he has not used his duty free exemption is $98
Step-by-step explanation:I did this before