Determine the missing factor. 3x2 + 8x − 3 = (3x − 1)

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

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).

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?