Pre-AlgebraNov 12, 20251 min readWe watched the video for lesson 13 in class today.https://digital.demmelearning.com/prealgebra/13/Lesson_13_-_Solve_For_An_Unknown/235Choose and click: 'Student'Enter login information: Geo1MathRocks3HW is 13A & 13D & study for test on lesson 12 tomorrow.