Answer:
81
Step-by-step explanation:
go hgv thx bgg TV vvt g h.c g ccx d
Given
Now we know that system has infinite solution for x
in above equation.
∴
Inverse of
Let y = -5x-4
Swap y and x
x = -5y -4
Solve for y
x+4 = -5y
which is the inverse