What is the same function as -3x+7=y

Write a corresponding real world problem to represent 2x - 125=400

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

How can you construct perpendicular lines and prove theorems about perpendicular lines