Answer:
30
Step-by-step explanation:
If they are parallel then the 2 labelled angles sum to 180.
2x+50+5x-80=180
7x-30=180
7x=210
x=30
Answer:
y = x² + 2
Step-by-step explanation:
Given
x =
( square both sides )
x² = y - 2 ( add 2 to both sides )
x² + 2 = y
Well what is it talking about ..