Answer:
The number must be a negative integer because -4+ any negative is a negative
Step-by-step explanation:
#1) plug in -1 into the function as x so 2x-2 would be 2(-1)-2 equals what?
#2) plug in 3 into the function as t so 3/2(3)-5/2 is what?
#3) plug in -6 into the function as x so 18-(-6) is what?
#4) plug in 7 into the function as n so 0.009(7) is what?
#5) plug in 4 into the function as x so 3(4)+7 is what?
Answer:
80 screws
Step-by-step explanation:
25(4)-20
100-20
80