Find the value of x — NO explanation

Which expression shows the sum of the polynomials with like terms grouped together

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?