exam Maths Puzzle Numerical Ability

I need help hope you can on this one....Please help me :)
Page 173 Number 28

number line starts at --5 -4.5 -4 -3.5 -3 -2.5 -2 -1.5 -1 -0.5 0 x

Now I have to translate the g

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exam Other Question
What is the transformational form of (x+2)^2+(y-1)^2=9???
I think it is [1/9(x-2)]^2+[1/9(y+1)]^2=1???????? x^2-11xy-42y^2