Steps:
Distance Formula = SQRT ( (X2-X1)^2 - (Y2-Y1)^2) )
Then,
X2: 3
X1: -6
Y2: -7
Y1: 5
Now,
D: SQRT ( (X2-X1)^2 + (Y2-Y1)^2) )
= SQRT ( (3+6)^2 + (-7-5)^2) )
= SQRT ( (9)^2 + (-12)^2) )
= SQRT ( 81 + 144 )
= SQRT ( 225 )
= 15
The Answer is 15 Units
