Kak bantuin dong plss 1.(1/2x+4)=1 2.(3/4x-1)=2 jawab beserta cara yah

1.) ½x + 4 = 1
½x = 1-4
½x = -3
x = -3 × 2
x = -6

2.) ¾x - 1 = 2
¾x = 2+1
¾x = 3
x = 3 : ¾
x = 3 × 4/3
x = 4