I think of a number double it and then add fifteen

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:

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

What is the result of the following division?