Carolyn came home today and told me about a math problem she had to do in school:
x + y = 10
y = 4
x + x = 12
x = ?
I can’t say for certain, but I’m pretty sure I wasn’t doing this kind of math until at least 7th grade…
Carolyn came home today and told me about a math problem she had to do in school:
x + y = 10
y = 4
x + x = 12
x = ?
I can’t say for certain, but I’m pretty sure I wasn’t doing this kind of math until at least 7th grade…