Answer:
x=20
Step-by-step explanation:
Square both sides
4+x/6=4
4+x=4*6
x=24-4
x=20
Step-by-step explanation:

Answer:
x₁ = 2
x₂ = -8
Answer:
Number 9: 1.25 miles
Step-by-step explanation:
In total Brian hiked 16 miles
In total Christine hiked 14.75
So, 16 - 14.75 = 1.25
Overall, Brian hiked 1.25 more miles than Christine.
Answer:
6
Step-by-step explanation:
The orange line doesn't pass 6, it stays at 6.