Answer:
Subtract 3.1 from 12.9
Hope it helped
≈ 7.6
Step-by-step explanation:
Calculate the distance using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (- 1, - 1) and (x₂, y₂ ) = (6, 2)
d =
=
= ≈ 7.6 ( to the nearest tenth )