9. If Sarah pulls the piano to the left with a force of 40.0 N and Jonathan pushes the piano to the left with a force of 45.0 N, and the piano does NOT move, the net force is *
(10 Points)
85.0 N to the left
85.0 N to the right
0.0 N
Option 45.0 N to the left

the answer is c just got it on ed

step-by-step explanation:

this is answer of 144 cubic meters

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,