book Maths Puzzle Numerical Ability

Solve the equation for m.
3/p+5/m=2

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book Other Question

i have a math worksheet need help badly.. my question is evaluate the fuction when x= 3 x=0 x=-2
f(x)=-4+3
how do you go about doing this??? can you show step by step i a
please help !
z^2+z-3