Elise is a project manager
In 2016 she earned a monthly salary of £2100

2x+3y=12 x-y=6 solve the following system equations

On a architect's drawing of a house, 1 inche representa 1.5

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.