7 is 70% of what number

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

What are different types of statistical programs

Write the expression 7x^3-28xy^2 as the product of 3 factors