exam Maths Puzzle Numerical Ability

Can you help me with this problem...solve the following system of linear inequalities by graphing...I did not have button on my computer which shows the line underneath the greater and less than sign in the problem.

x-2y<4
x>1

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exam Other Question

PLEASE HELP
for the complex numbers z=a +bi and w = c +di, z>w if what is true?

a) sqrt (a^2 +b^2) > sqrt(c^2 +d^2) were sqrt represents the square root
b) a> c and b>d
c) none of these
d) (a+b) > (c + d) Write the equation of the line in slope intercept form that passes through the points (-3,5) and (2,-5)

I need the steps and final answer for this thanks :)