What is the meaning of the letters in Mathematics?

Factor the expression completely - 9.75 + 3.25x

A car travels down the highway at speeds between 50 miles per hour and 65 miles per hour. If the car travels for 4 hours, write an expression that represents the distance, d, the car has travelled.

a restaurant has 25 square tables. one person can fit on each side of a table. how many people can be seated if all the tables are placed end to end in a line?

A car can travel 25 miles per gallon. Approximately how many gallons of fuel will the car need to travel 30 km? [1 mile = 1.6 km] 0.05 0.52 0.75 0.83

You buy 1:1000 scale model of the statue of liberty during a trip to New York City. The height of the model is 9.3 centimeters. Find the actual height x (in meters) of the statue of liberty

What would this problem be factored to? a^2-b^2

the owner of a clothing store received a shipment of 1,230 paires of socks. The socks came in 36 boxes. The same number of pairs of socks were in 35 of the boxes. How many paires of scocks were in the last box?

What is 3 for 6 bagels for 24$

You have $90 in your bank account. Each week you plan to deposit $8 from your allowance and $15 from your paycheck. The equation bequals90plus (15plus8 ) w gives the amount b in your account after w weeks.

What is the solution to the linear equation? 2/3x - 1/2 = 1/3 + 5/6x