Answer:
-13
Step-by-step explanation:
just put -3 in stead of x in the given equation
and you'll get
-9-4=-13
Answer:
D.) 57
Step-by-step explanation:
x=o
in other words the two angles are equal
Answer:
A is -2
B is 2
C is 4
Step-by-step explanation:
So just replace each letter with these numbers and do the math, hope this helps