Which situation is best modeled by the equation
7-x=3?
clear
check
you spend $7 to enter a theme park, and then $3 per ride.
three friends each get an equal share of the $7 they
earned.
you have some money left after you spend $7 and $3.
the price of a book, $7, was lowered by some amount to
$3.

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

What is the circumference of a circle with an area of 50.24 cm²?