Complete the real-world situation that could be modeled by the equation 140 − 4x = 180 − 8x. xavier has $140 in his lunch account. he spends $ for lunch each day. zack has $ in his lunch account. he spends $ each day. after how many days will the boys have the same amount of money in their accounts?

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

The solution set for 5v2 – 125 = 0 is

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