Which expression is equivalent to 2.25 + 2.25x + 1 - 0.75x + 2x?

a) 6.75x

b) 8.25x

c) 3.5x + 3.25

d) 4.5 + 1 - 0.75x + 2x

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.

What are the values of each variable in the diagram below?