Question Number 72275 by Maclaurin Stickker last updated on 27/Oct/19

$$\underset{{i}=\mathrm{1}} {\overset{\mathrm{6}} {\sum}}{X}_{{i}} =\mathrm{42} \\ $$$${Find}\:{X}_{\mathrm{1}} \:{and}\:{X}_{\mathrm{3}} \\ $$
Commented by mind is power last updated on 27/Oct/19

$$\mathrm{missing}\:\mathrm{informations}\:\mathrm{sir}\: \\ $$
Commented by Maclaurin Stickker last updated on 27/Oct/19

$${Wait}\:{a}\:{minute}… \\ $$$$ \\ $$