Which equations are equivalent to the given equation?
49= -7k
a) 49/(-7)=(-7)/(-7)
b) 49*(-7)=-7k/(-7)
c) 49*(-1/7) (=-7k*(-7)
d) 49* (-1/7) = -7k*(-1/7) c& d the 1/7 are fractions

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d. c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft

Acollege student takes out a $7500 loan from a bank. what will the balance of the loan be after one year(assuming the student has not made any payments yet) a. if bank charges 3.8% interest each year ?

Liang bought a basket of apples to make pies for her friends. the basket of apples weighed p pounds. before she had time to make the pies, she ate 3 pounds of apples. there are 17 pounds of apples left to make pies.