First, square both sides. This will cancel out the radical.

(a^2 = b + 6)
Then subtract 6 from both sides
b = a^2 - 6
Answer:
m+6n
Step-by-step explanation:
The first one x>7 nsdnejsjdhwkakns stupid 20 characters
Answer:
77 , 78 , 79
Step-by-step explanation:
x + (x + 1) + (x + 2) = 234
3x + 3 = 234
234 - 3 = 231
3x = 231
231 ÷ 3 = 77