I need help to simplify (-9)(-7) + 6?

Answer 1

Please use the same name for your posts.

Use PEMDAS

http://www.mathsisfun.com/operation-order-pemdas.html

Answer 2

lol this isn't "college math"; but the answer otherwise is 63+6 because(-9)(-7)=63

Answer 3

I need help to convert the number 12,663 to base 13

And convert the number 15,257 to base 13

liberal arts class