Answer:
This question doesn't have a solution
Step-by-step explanation:
Answer: see table below
<u>Step-by-step explanation:</u>

A point that is half way of line segment is the midpoint
Let (6, 7) be (x₁, y₁) and (-7, -6) be (x₂, y₂)
Mid point of HI = (

)
Mid point of HI = (

Mid point of HI = (

)
Santiago's statement is not correct
Answer:
x = 48
Step-by-step explanation:
3x + 9 = 153
subtract 9 from both sides -9 -9
3x = 144
divide both sides by 3 3x/3 = 144/3
2x + (x + 9) = 153
2(48) + (48 + 9) = 153
96 + 57 = 153
153 = 153