Write the expression as a fraction with a positive exponent. Do not evaluate the expression. 91 ^-7

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

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Icould really use some with this question.