Simplify 2⁻³ x 2⁻⁴

Choices:
-128
1/128
1/64
128

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39