Question

(x-3)(2x+1) = x(x+5)​

Answer 1

Step-by-step explanation:

• (x - 3) (2x + 1) = x (x + 5)
• x(2x + 1) - 3(2x + 1) = x² + 5x
• ( 2x² + 1x ) - ( 6x - 3 ) = x² + 5x
• 2x² + 1x - 6x + 3 = x² + 5x
• 2x² - x² = 5x - 1x + 6x - 3
• 1x² = 10x - 3
• 1x² - 10x + 3 = 0

x² - 10x + 3 = 0