Question

all uerst expression from the seconu! - Yy
Subtract (a - 3b– 2c) from the sum of (3a – 2b + c) and (2a + b + 3c).
​

Answer 1

Answer:

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other.

Answer 2

Answer:

this is how you do it

hope this helps you