Systems of linear equations word problems — Harder example | Math | SAT | Khan Academy скачать в хорошем качестве

Systems of linear equations word problems — Harder example | Math | SAT | Khan Academy

Watch Sal work through a harder Systems of linear equations word problem. View more lessons or practice this subject at https://www.khanacademy.org/sat. Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We offer quizzes, questions, instructional videos, and articles on a range of academic subjects, including math, biology, chemistry, physics, history, economics, finance, grammar, preschool learning, and more. We provide teachers with tools and data so they can help their students develop the skills, habits, and mindsets for success in school and beyond. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn on Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help! Donate or volunteer today! Donate here: https://www.khanacademy.org/donate?ut... Volunteer here: https://www.khanacademy.org/contribut...