Write an expression equivalent to x+5+2x+2

A map shows the straight-line distance from George's house to his school as 9.5 centimeters. If George lives 475 meters from his school, what is the scale of the map?

Suppose the Cobb-Douglas production function for an automobile manufacturer isf (x, y) = 100x^0.6 + y^0.4, where x is the number of units of labor and y is the number of units of capital.

In a group of 101 students 30 are freshmen and 41 are sophomores. Find the probability that a student picked from this group at random is either a freshman or sophomore.

What is the average rate of change over the interval between x = 0 and x = 3 of the function y = 2^x.

Convert the map scale to a unit rate. Show your work. Interpret the meaning of the unit rate 3/10 in. = 7/8 mi

Amy got a $1,000 loan from her bank, and she had to repay $1,550. What are the principal and interest amounts in this transaction?

What is 8/9 as a decimal rounded to nearest thousandth

What is the mean cost of replacing brake pads for four different vehicles ai at the following prices $120,$235,$98,$142

If f (x) = 1/2 [x], what is f (7.6) •3 •3.5 •3.8 •4

8 people are about to board a plane. In how many ways can this be done?