Explain why an account balance less than -40 dollars represents a debt greater than 40 dollars

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)