What is this pls help

Two different linear functions are shown below with two points given from each function. use slope-intercept form or point-slope form to find the equation of each. linear function a points: (–5, –2), (–5, 7) linear function b points: (7, –5), (–2, –5) function a has: the equation of line a is: function b has: the equation of line b is:

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

Find the commission on a $590.00 sale if the commission is 15%.