Question

Resolva a equação
2x+3 (4x^2+x-1)=12x^2

Answer 1

2x + 3(4x² + x - 1) = 12x²
2x + 12x² + 3x -3 = 12x²
5x - 3 = 12x² - 12x²
5x - 3 = 0
x = 3/5


RESPOSTA:

x = 3/5




att: Jhonny®

Answer 2

2x+3 (4x^2+x-1)=12x^2
2x + 12x^2 + 3x - 3 = 12x^2
2x + 12x^2 + 3x - 12x^2 = 3 ==> 5x = 3 ==> x = 3/5