3x+2y=4 2x-y=5 this system of equations

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

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Give all possible names for the line shown.calculation tip: lines can be written with either point first.