( x+4 ) (x + 2) = (x+3) (x +5 ) Nilai x adalah.... Tolong, Bsk dikumpulin

JAWAB

(x+4) (x+2) = (x+3) (x+5)

x² + 4x + 2x + 8 = x² + 5x + 3x +15

x² + 6x + 8 = x² + 8x + 15

x² - x² + 6x - 8x = 15 - 8

-2x = 7

x= - 7/2