Solve for y
y = \frac{\sqrt{5} + 12}{10} \approx 1.423606798
Assign y
y≔\frac{\sqrt{5}+12}{10}
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y=\frac{12+1\sqrt{5}}{10}
Multiply 4 and 3 to get 12.
y=\frac{6}{5}+\frac{1}{10}\sqrt{5}
Divide each term of 12+1\sqrt{5} by 10 to get \frac{6}{5}+\frac{1}{10}\sqrt{5}.
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