Algebra
x + 3 = 5
What is 2?
Hours in a day.
What is 24?
356 + 247
What is 603?
2x = 10
What is 5?
3x + 6 / 3 = 11
What is 3
2(12 + 2x) + 8 = 3x + 40
What is 8
(HARD) Name a measurement smaller than a nanometer.
What is a picometer, a femtometer, an attometer, or the Planck length?
(HARD) In a classroom of students, the average age of all students is 11. Two teachers join, one 31 and the other 43. The average age is raised to 13. How many students are there?
What is 25?
(HARD) (14! / 13!)-2
What is 1/196?