Answer:
5
Step-by-step explanation:
4m(4m-3)
Factor 4m out of the statement because 4 is a factor of both 16 and -12, and m is a factor in m^2 and m.
-2x+3=x+12
combin like terms
-2x-x=12-3
-3x=9
x=9/-3
x=-3
