book Maths Puzzle Numerical Ability

I need help solving y=-1
Then I have to graph it. could you help me?
Thanks

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book Other Question

can u help me wiht these problems
solve for y
2/3y + 4=2x Determine what type of figure is given, then graph. Show all work and label all key points (asymptotes, foci, vertices, the directrix, the center) where applicable.

X2 + y2 + 4x - 6y = 3