Pls help me i dont get it the instructions are to find the mistake 25 POINTS

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)