Question

(x+2) (30-x-3)=120 by factorisations

Answer 1

, i thought that it will help you

Answer 2

Hi,

(x+2)(30-x-3)=120

(x+2)(27-x)=120

27x - x² + 54 - 2x - 120 = 0

-x² + 25x - 66 = 0

x² - 25x + 66 = 0

66
/\
-22 -3
x² - 22x - 3x + 66 = 0

x( x - 22) - 3( x - 22) = 0

(x - 22)(x - 3) = 0

x - 22 = 0 or x - 3 = 0

x = 22 or x = 3


Hope it helps!!!!!!