There is a graph on my hw test thank you

Solve the following absolute value inequality and graph on the # line:

|2y+3|<7

Need on this one asap im almost done with this subject

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /