Answer:
i think its C. i really hope this helps
Step-by-step explanation:
9 answer ok like floow on
-12e-x + 8 = 7
-12e-x = 7-8
-12e-x = -1
12e-x = 1
e-x = 1/12
ln(e-x) = ln(1/12)
x = -ln(1/12)
x = -2.485
1137
5675+453
6128
Now
7265-6128
40