Question 829815
Write the expression (6 x)(7 x) + (3 x) (6 x) + 7 (3 x) + x(3 x) in a simpler form, if possible
(6 x)(7 x) + (3 x) (6 x) + 7 (3 x) + x(3 x)
42x^2+18x^2+21x+3x^2=63x^2+21x=21x(3x+1)