Ineed to simplify (4a^3+7a^2b+6b^3) + (a^3+2a^2b+4b^3)

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan