First, we can simplify the expression within parentheses:

-5/49 + -5/49 = -10/49

Now we can multiply by the coefficients on the outside:

3/25 -10/49 + 22/25 -10/49

= -30/1225 + -220/1225

= -250/1225

= -50/245

= -2/5

Therefore, 3/25 (-5/49) + 22/25 (-5/49) equals -2/5.