1/2 (-1.4m + 0.4) = m + 0.2 what’s blank? ?

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?