exam Maths Puzzle Numerical Ability

Simplify:

{9/(x+1)}/{(1/3-6/(x+1)}

Thanks so much!!

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exam Other Question

Graph the system of inequalities.
x + 3y <_ 6,
3x + y <_ 6,
x>_ 0,
y>_ 0
Can soemone help with this please, I do not no how to do this. I cannot put a graph on here for anyon Graph a line through(-4,1) that is perpendicular to a line whose slope is -3/2.