Which product is negative? −2⋅(−4)⋅8⋅(−1)
6⋅(−2)⋅(−3)⋅1
−3⋅(−4)⋅(−9)⋅0
−7⋅(−3)⋅(−5)⋅(−8)

Simplify the expression 10/11(22z) + (a+5) -1

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?