Find the value of 5(x - y)

30 determine the coefficient on x 12 y 24 x12y24 in ( x 3 + 2 x y 2 + y + 3 ) 18 . (x3+2xy2+y+3)18. (be careful, as x x and y y now appear in multiple terms! )

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Give me the equations of two lines that have the same slope but are not parallel.