Asked by Anonymous
                Linda has a total of 225 on 3 tests. The sum of the scores on the first and second tests exceeds her third score by 61. Her first test exceeds her second by 6 points. Find Linda's 3 test scores.
            
            
        Answers
                    Answered by
            Graham
            
    Let the scores be x, y, z.
Solve the three simultaneous equations:
x + y + z = 225
x + y = z + 61
x = y + 6
Start by substitution: x=y+6
2 y + z = 219
2 y = z + 55
et cetera...
    
Solve the three simultaneous equations:
x + y + z = 225
x + y = z + 61
x = y + 6
Start by substitution: x=y+6
2 y + z = 219
2 y = z + 55
et cetera...
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