Answer:
The triangle on the left for a is 79 degrees and the one to the right is 63 degrees
Step-by-step explanation:
A triangle is equal to 180 degrees and to find the missing side you subtract the two values that you have to get the missing one.
Answer:
-11/2
Step-by-step explanation:
To solve this, use slope intercept formula
y2 - y1
---------------
x2-x1
1-12
---------
1-(-2)
-11
--------
2
-11/2
What are you doing this is not understood
Answer:
42n - 4m
Step-by-step explanation:
6m+2n-5(2m-8n)
6m + 2n - 10m + 40n
42n - 4m