exam Maths Puzzle Numerical Ability

Graph each relation. Find the domain and range.
{(-1,1),(-2,2),(-3,3),(-4,4)}

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exam Other Question

I really need assistance Graphing: #8 x/8 - x/3 < x-8
#9 (x|x<-2 or x > or equal to 3))) -
Solve each of these by graphing
Mcgraw Hill 6th edtion, chapter 8.1,
10. 2x-y=4
2x-y=6

Thankyou for your time!!!!