exam Maths Puzzle Numerical Ability

please help. complete the table of values for each equation
y=3x-7


x column y column
-2
-1
0
1
2
Thanks in advance for the help.

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exam Other Question
Hello,


How do I write an equation for this:


Perpendicular to the graph of 4x-y=12 and passes through (8,2)


Thank you simplify completely. 5w^2/3rs/20wr/s^2.. i got ws/12r^2 .. is that correct