X^2 + 3x - 6
This is because x^2 and 3x have nothing they can combine with, leaving them as their own number. 1 + - 6 will give you -5 as adding to a negative only reduces not adds entirely.
Hope this helps!
Answer:
NOPE
Step-by-step explanation:
The amount of stress which is kind of confusing so therefore i would go with psi even though stress would also be an option.