The total cost in cents for producing dollar bills can be found using the function C = 5.5b, where b is the number of dollar bills produced. If a mint produces at least
420 dollar bills but not more than 425 dollar biits during a certain time period, what is
the domain of the function for this situation?

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?