Write a formula to express the following sentence as an equation: The sale price us 25% off the original price. Use S for sale price and P for original price to express S as a function of P.

S = P(1 - 0.25)

S= 1p-0.25p

S= .75p

Diegos class planning a field tripfor 25 students.They will go to aquarioum and then to science museum. Each ticket for science cost $2 more than each ticket to aquarium. Lunch for each student is $5 additional.

Write and expression for total cost of trio.Describle the meaning of the variable used.My answer

x(25+)+(27+5) or 25x+31x=y

x=total cost of trip

A group of students volunteers at the animal it helping feeds the dogs. Each day small dogs eat 1/2 cup less dog food than medium sized dogs and large dogs eat 3/4 cup more dog food than the medium sized dogs. The shelter currently has 22 small dogs, 14 medium sides dogs and 8 large dogs.

Write and expression for the total amount of dog food the dogs eat each day, explaining what your variabl represents and what each term in your ecpression represents.

To express the sale price (S) as a function of the original price (P) with a 25% discount, we can use the following formula:

S = P - 0.25P

In this equation, we are subtracting 25% of the original price (0.25P) from the original price (P) to calculate the sale price (S).