Which expression is equivalent to -28 x y + 35 y?

Step-by-step explanation:

-28xy + 35y = -4*7*x*y + 5*7*y              { 7y is common factor}

                    = 7y*(-4x + 5)

                    = 7y(5 - 4x)

answer: 1722

step-by-step explanation:

given: the mass of saturn=

the mass of mercury=

the number of times the mass of saturn is greater than the mass of mercury

hence, the mass of saturn is 1722 times greater than the mass of mercury.

the line of