Answer:
81
Step-by-step explanation:
12(6) + 9
72 + 9
81......
81.
(12 x 6) + 9 = 81
12 x 6 = 72
72 + 9 - 81
please look at the attached picture and I hope you understand because I made it really easy to understand
k=-9.02
I multiplied by 2.2 on both sides and got my answer.
87$