4x:17=0
4x=0.17=0
x=0:4=0
7x-8=713
7x=713+8=721
x=721:7
x=103
8.(x-3)=0
x-3=0:8=0
x=0+3=3
4x : 17 = 0
=>4x = 0 . 17
=>4x = 0
=>x = 0
7x - 8 = 713
=>7x = 713 + 8
=>7x = 721
=>x = 721 : 7
=>x = 103
8(x-3) = 0
=> x - 3 = 0 : 8 = 0
=> x= 0+ 3 = 3
a, 4x : 17 = 0 b, 7x - 8 = 713 c, 8(x - 3) = 0
4x = 0 x 17 7x = 713 + 8 x - 3 = 0 : 8
4x = 0 7x = 721 x - 3 = 0
x = 0 : 4 x = 721 : 7 x = 0 + 3
x = 0 x = 103 x = 3