Fill in the blank's 1) -11+ ___ = 15
2) ___ - (-3) = 5
3) ___ + (-4) = 7
4) ___ + -8 = -3
5) -2+ = 1
6) - 12 = -4

On a cm grid, point p has coordinates (3,-1) and point q has coordinates (-5,6) calculate the shortest distance between p and q give your answer to 1 decimal place