The given expression can be simplified to: 8x squared +9
Chat with our AI personalities
5x^2 + 6x + 9 + (?) = -x^2 +3x + 3 (?) = -5x^2 -6x - 9 -x^2 +3x + 3 = -6x^2 -3x -6 Ans: -6x squared +3x -6
The given expression can be simplified to: 3X squared +27
The answer is -8.
x= 9
2x+9 = 49-3x 2x+3x = 49-9 5x = 40 x = 8