Solve for λ
\lambda =\frac{17}{22}\approx 0.772727273
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440\lambda =340
Variable \lambda cannot be equal to 0 since division by zero is not defined. Multiply both sides of the equation by \lambda .
\lambda =\frac{340}{440}
Divide both sides by 440.
\lambda =\frac{17}{22}
Reduce the fraction \frac{340}{440} to lowest terms by extracting and canceling out 20.
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