Help with my math please

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

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.