Answer:
-56
Step-by-step explanation:
You have a negative plus a positive which will give you a negative for the answer. Because you are adding a positive 28 to a negative 84 you get a negative 56.
3
Add up the exponents of the variables
5xyz = 1+1+1 = 3
The degree is 3
a. isosceles
b. isosceles
c. scalene
X= 23 degrees
117 degrees minus 94 equals x
x=23
<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em>