A few days ago
Simplifying variable expressions??
How do i simplify variable expressions? Here is an example problem : 3(9k – 4) – 4(5n – 3) How do i solve that? And what are algebra tiles? My teacher has them on our worksheet, but i have no clue how to use them!
Top 1 Answers
A few days ago
Favorite Answer
i dont know what titles are..but
you must distribute
so 3(9k) and then 3(-4)
27k-12
-4(5n) (12)
-20n + 12
27k-12-20n+12
the 12’s cancel
27k-20n
1
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