Answer:
x = 7°
Step-by-step explanation:
3x° - 53° = x° + 67°
2x° = 14°
x° = 7°
The standard deviation been hiked to the nearest tenth is 17.1
Answer:
w=2
Step-by-step explanation:
-14w + 21 = 1 - 4w
-10w + 21 = 1
-10w = -20
w = -20/-10
w=2
Answer:
m∠C = 107°
Step-by-step explanation:
there are 4 sides so we first need to find the total interior angle:
m∠C = 360° - 90° - 90° - 73°
= 107°