(8x-20)+(4x+8)=180 Tentukan nilai x

8x-20+4x+8=180
12x-12=180
12x=180+12
12x=192
x=16

Semoga membantu

(8x - 20) + (4x + 8) = 180
8x - 20 + 4x + 8 = 180
8x + 4x - 20 + 8 = 180
12 x - 12 = 180
x = 180 + 12 / 12
x = 16


Semoga terbantu..