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2x-4=24
2x=24+4
2x=28
x=14
x = y - 4
x + y = 24
x + y = 24
y - 4 + y = 24
2y - 4 = 24
2y = 24 + 4
2y = 28
y = 28 : 2
y = 14
x = y - 4
x = 14 - 4
x = 10
Jadi, umur vera = 10 tahun dan umur togar = 14 tahun