Help me pls (10 points )

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Which of the following represents the factorization of the trinomial below? x^2+7x-30

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?