Answer:
what subject is this? or what
Answer: This study uses a control group, this study uses repeated measures design, and this study uses random sampling
Step-by-step explanation:
Answer:
x=13
Step-by-step explanation:
6x-15-4x=11
2x-15=11
2x=26
x=13
Answer: -6-3x
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
Calculate the distance d using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (2, 4) and (x₂, y₂ ) = (5, 0)
d = 
= 
=
=
= 5