Answer:
a=12-6b
Step-by-step explanation:
move b and a to their respective sides, getting a = -6b+12
tada :)
Answer:
p=number of seashells pierre collected
p+3p=52
4p=52
p=13
13 seashells
Answer:
(5, -3)
Step-by-step explanation:
given two points (x₁, y₁) and (x₂, y₂), the midpoint is 
= 