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x+30=-10 x=........
x-4=4 x=.............
y.3=6 y=......
Pembahasan
kita pindah ruas
a. x = -10 - 30 = - 40 jadi nilai x = - 40
b. x = 4 + 4 = 8 jadi nilai x = 8
c. y = 6/3 = 2 jadi nilai y = 2
x=-20
2. x=4+4=8
x=8
3. y=6:3=2
y= 2