Question 33716
First score is x+6
Second score is x
Third score is y
Equation 1:
x+6+x+61=y
y=2x+67 (subsitution)
Equation 2:
x+x+6+y=225
2x+6+2x+67=225
4x=152
x=38
38+6=44
38(2)+67=143
Hence, the score on the first test was 44, on the second test was 38 and on the third test was 143.
Paul.