Question 384385
sister = x years
yoshi = x+12
..
after six years
sister=x+6
Yoshi = x+12+6=x+18
..
x+18+x+6 = 32
2x+24=32
-24       -24
2x=32-24
2x=8
/2
x=4 sister's age
Yoshi's age = 12+4 = 16 years
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