tolong ka no. 1,2. pake cara yaa

2.)
4x-24=3x-4
       x=20

180=(y+24)+(3x-4)
180=(y+24)+(3(20)-4)
180=y+24+60-4
180=y+80
    y=100

=3x+2y
=3(20)+2(100)
=60+200
=260