-8 and +8 equal 0 since they cancel out. It's basically 8-8. So that leaves you with 0-(-7). The two negatives make a positive, now you're left with 0+7=7. Your answer is 7. Hope this helps :)
The measure of angle KNM is 155 since the measure of an arc is the measure of its central angle. Just add 83 degrees to 72 degrees.
I’m almost done solving this
Answer:
B
Step-by-step explanation:
Answer: 121 mph
Step-by-step explanation: First, I did 6 x 7, and I got 42. Then I did 42 + 79, and I got 121 mph as my answer.