exam Maths Puzzle Numerical Ability

I am going back to school after 14 + years of being out, seems as if I have lost most of my knowledge about algebra I am in need of some help solving this problem below

Graph y=5x - 2

(graphing linear equations)

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exam Other Question

Write the equation of the line through [-17/3, 8/5] that is parallel to the x-axis.
* -17/3x+8/5y=0
* y=-17/3x+8/5
* x=-17/3
* y=8/5 A shirt company has 3 designs that can be made with short or long sleeves. There are 6 color patterns available. How many different types of shirts are available from this company?