Find the difference. (16x3 + 2x2) − 4x3 = a. 14x3 b. 12x3 − 2x2 c. 12x3 + 2x2 d. 16x3 − 2x2

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

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).

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?