Solve for y
y=637
Solve for x (complex solution)
x\in \mathrm{C}
y=637
Solve for x
x\in \mathrm{R}
y=637
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y-637=0\left(x-0\right)
Multiply 0 and 58 to get 0.
y-637=0
Anything times zero gives zero.
y=637
Add 637 to both sides. Anything plus zero gives itself.
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Matrix
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