On the Algebra test the number of students who got a grade A was three more than twice the number of students who got lower grades. How many A's were there if total number of students in the Algebra class is 24?
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A grade = 2x + 3
Lower grade = x
2x+3+x = 24
3x= 21
x= 7
A grade = 2*7+3
= 17
Lower grade = x
2x+3+x = 24
3x= 21
x= 7
A grade = 2*7+3
= 17
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