Joe walked 2/6 of a mile on monday. on tuesday he walked another 2/9 of a mile. how far did joe walk on monday and tuesday?

Umm.. just started this 2day and its not on my notes(p′︵‵。)

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Find the values of y: 3y^3(y^2+ 2/3y)=0