Mary has 6 more pennies than Andy has. Together they have 28 pennies. How many pennies does each person have?
x + 6 + x = 28
2x + 6 = 28
2x = 22
x = 11
Andy has 11 pennies; Mary has 17 pennies.
2x + 6 = 28
2x = 22
x = 11
Andy has 11 pennies; Mary has 17 pennies.