Need help 8th grade math

The graph of a line gets what as the value of the slope gets bigger

Write two subtraction equations that are equivalent to 5 + 12 = 17.

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