Answer:
The answer is 2
From the function when the input is 2 the output is -7. The inverse reverses the order so the input will be -7 and the output will be 2.
Answer:

Step-by-step explanation:
So we have:

Distribute:

Combine like terms:

Subtract 12x from both sides:

Add 30 to both sides:

Divide both sides by -16:

And that's our answer :)
Answer:
1. The data value must be less than the mean.
5p+10p+(10p-16)
5p times two is 10p and since Ching baked 16 fewer it is 10p-16
Answer:
AD = 85
Step-by-step explanation:
AD = AB + BC + CD ( substitute values , noting AB = CD = 20 ) , then
AD = 20 + 45 + 20 = 85