ini gimana kak ? maaf fotonya miring

(axb)÷(b-c)=(18x-6)÷(-6--3)
=-108÷(-6+3)
=-108÷-3
=36

good luck

a = 18
b = -6
c = -3
( a x b ) : ( b - c )
( 18 x -6 ) : ( -6 -( -3)
- 108 : -3 =
36