PLEASE HELP ME WITH MY MATH ?????????????????

2014-12-11 6:40 am
Seven people went to the movies. The number of adults was more than the number of children. Write a system of equations that represents the number of adults and children.

回答 (2)

2014-12-11 6:48 am
Let the number of children be x and the number of adults be x+y
X+(x+y)=7
2x+y=7
2014-12-11 6:43 am
c = number of children , c + d = number of adults...2c + d = 7


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