Pam is 3 years older than her sister, Jan. The sum of their ages is 99. Find their ages.
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Step-by-step explanation:
Let Pam sister age be X
Let Pam age be X+3
Sum of ages =99
X+3+X=99
2x+3=99
2x=99-3
2x=96
X=96/2
X=43
Pam sister age is 43
Pam age is 46
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