Write an algebraic expression for the following statement:
the sum of y and 7
Write an algebraic expression for the following statement:
9 times m increase by 6
Write an algebraic expression for the following statement:
5 less than the product of c and 4
Evaluate each expression for the given variable.
x-5 when x=24
Evaluate each expression for the given variable.
12b+3 when b= -4
Evaluate each expression for the given variable.
Carol Middle School is planning a special "Movie Day" for all students who have no missing assignments last quarter. The principal will purchase enough containers of popcorn and juice for all the students that will be attending. The popcorn costs $2.50 per container. Bottles of juice cost $3.00 each. The principal uses the algebraic expressions 2.50x+3.00y to calculate the total expenses.
What does the x variable represent?
What does the y variable represent?
The principal bough 8 containers of popcorn and 11 bottles of juice. How much did she spend? Show all work necessary to justify your answer.