Answer:
y^2+8y+16
Step-by-step explanation:
6y^2 +2y +5 - ( 5y^2 -6y-11)
Distribute the minus sign
6y^2 +2y +5 - 5y^2 +6y+11
Combine like terms
y^2+8y+16
Sounds like you did a good job so far here is a picture of the work
Answer:
x = 5°
Step-by-step explanation:
5x + 21° + 20x + 34° = 180°
25x + 55° = 180°
25x = 180° - 55°
25x = 125°
x = 125°/25
x = 5°
Hope you got it dear !!!!