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THE EXPRESSION:553.7X+27,966

CAN BE USED TO APPROXIMATE THE AVERAGE ANNUAL SALARY IN DOLLARS OF PUBLIC SCHOOL TEACHER IN THE YEAR 1985+X

1. WHAT WAS THE AVERAGE TEACHERS SALARY IN DOLLARS OF PUBLIC SCHOOL TEACHER IN 1993?

2. IN WHICH YEAR WILL THE AVERAGE SALARY REACH \$45,000?

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