$$-{\mathtt{13}}{d} = {\mathtt{4}}$$
/-13 /-13
d=-0.3076923076923077
estimated answer: D=-0.3
most accurate possible answer: D=-0.3076923076923077
$$-{\mathtt{13}}{d} = {\mathtt{4}}$$
/-13 /-13
d=-0.3076923076923077
estimated answer: D=-0.3
most accurate possible answer: D=-0.3076923076923077