Thank you, I see what I did wrong!
she wrote it down wrong! The 9 should have been a 10. So I tried 4c-8=40c-80 in the equation solver and it also came back with C=2 which was the...
Thank you, but I'm going to have to talk to my teacher about how someone can't be 9 times older than nothing....
I brute forced this and got a wrong answer, logic tells me is right. I tried the calculator here but maybe messed up the equation using another...
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