Answer:
=3x+5
Step-by-step explanation:
Let's simplify step-by-step.
5x+5−2x
=5x+5+−2x
Combine Like Terms:
=5x+5+−2x
=(5x+−2x)+(5)
=3x+5
Use the distribution property for #10
(x+12)(x-5)
=x^2-5x+12x-60
=x^2+7x-60
not too sure abt the others
3) two solutions hope this helps