math
posted by Anonymous
Petra and Yelyenna begin with same number of pennies. After Petra gives Yelyenna 24% of her pennies. Yelyenna has 36 more pennies than Petra. How many pennies do they in all?

PsyDAG
Let x = amount each person has.
x  .24x = x + 36
Solve for x and multiply by 2.
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