Which scenario could be modeled by the equation 2 x + 12 = 40 ? Select two answers. A. Jodie wants to walk a total of 40 hours. She has completed 12 hours and walks 2 miles per hour.
B. Karl wants to mow 40 lawns and already mowed 12 lawns this month. He can mow 2 lawns per day.
C. Camille reads 2 books per day and has read 40 already. She has 12 books still to read.
D. Jackson swam 12 miles at a rate of 2 miles per 40 minutes.

Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel