For A B and C, you just plug in the given number
A

B

C

And for D, you set the equation to 26 and solve for n

I had to use x instead of n, but for D n=7. :)
Answer:
Step-by-step explanation:
translated 8 units to the right and 2 units up then flipped
Answer:
25% Decrease
Step-by-step explanation:
15/20 is 75%. 100-75 (since they read less) is 25%
The answer is option d) T(Q+6.5) = R