Answer:
53°
Step-by-step explanation:
x + (2x + 21) = 180
(Corresponding angles &
Supplementary angles)
3x + 21 = 180
3x = 159
x = 53°
2/3n + 20
Y>-4
Add 11 to both sides and divide
Answer:3040
Step-by-step explanation:16000/100=160x19=3040