Which expression is equivalent to - 19y+13?

19 (-y+3)

-19 (-y+3)

19 (-y+13)

-19 (-y+13)

The first thing you should do in this case is to write the expression correctly:

- (1/9) y + (1/3)

Now, we take out common factor (1/9) obtaining:

1/9 (-y + 3)

Let's check:

1/9 (-y + 3)

-1/9y + 3/9

-1/9y + 1/3

OK

Answer:

An expression equivalent is:

1/9 (-y + 3)