Answer:
-7/10
Explanation:
Given the expression

We can rewrite the expression as:

The number line showing the location of the two numbers is attached below. Therefore:
Answer:
A
<em>brainliest is much appreciated!</em>
Step-by-step explanation:
hope this helps!
X+x+54=180
2x+54=180
2x=126
x=63
63+54=117
one angle is 63, the other is 117