Answer:

Step-by-step explanation:
Given:



(segment addition postulate)
(substitution)
(subtracting 17 from each side)

(Subtracting 5y from both sides)


(dividing both sides by -2)

Plug in the value of y


its B. 50°
Triangle Have 180°
- 180 - 90 = 90
- 90 × 2 = 180
Half of triangle Have 90°
Answer:What is -12 subtracted from the sum of -19 and 11?
Step-by-step explanation: 4 IS YOU ANSWER
Answer:
The yellow polygon is the scaled version of the red one (scaled by 3×), so the variable w = 9