exam Maths Puzzle Numerical Ability

simplify:
a)
x2-8x+16 this should read x squared
________
x2-16 This should read x squared

b)
8a-1
____
5

+

3a-6
_____
5

Read Solution (Total 0)

exam Other Question
how can u find a slop of a linon the graph Find the slope of the line with the equation 4x+6y=11
Answers to pick from are 4, -2/3, 2/3, 11/6
My answer was 4, but I do not know if I am correct, my workbook does not explain how to do it very well!!