This augmented matrix represents the solution to the number of red, green, and blue marbles in a bag. How many red marbles are there? by Ralph Cox

This augmented matrix represents the solution to the number of red, green, and blue marbles in a bag. How many red marbles are there? by Ralph Cox https://padlet.com/y3sr7vjdem/vecykb35a9nv9q12 enter a value en-us 2022-10-11 05:00:42 UTC 2026-01-26 16:46:36 UTC hello@padlet.com https://padlet-uploads.storage.googleapis.com/732071639/44632eed8299af4a13bd6587e355425a/red.png y3sr7vjdem https://padlet.com/y3sr7vjdem/vecykb35a9nv9q12/wish/2334636509 2022-10-11 05:01:20 UTC https://padlet.com/y3sr7vjdem/vecykb35a9nv9q12/wish/2334636509 https://padlet.com/y3sr7vjdem/vecykb35a9nv9q12/wish/2335826056 Red marbles= 70]]> 2022-10-11 18:41:16 UTC https://padlet.com/y3sr7vjdem/vecykb35a9nv9q12/wish/2335826056