Answer:
X + Y = 180°
Step-by-step explanation:
We know that vertical opposite angles are equal
So,
Angle A = Angle B
So,
Assume;
Angle A = x
So,
Angle A + Y = 180°
So,
X + Y = 180°
Hello:
solve for x :
<span>-8-(3x+6)=4-x
-8 -3x-6 =4-x
-3x+x = 8+6+4
-2x =18
x = 18/-2
x= -9</span>
Answer:
x= -5
Step-by-step explanation:
Answer:
C.
(0.525, 0.635)
Step-by-step explanation:
0.58 +/- 0.994sqrt(0.58×0.42/80)
0.58 +/- 0.05485042953
[0.5251495705 , 0.6348504295]
D is also correct. if you need an explanation let me know