Question

Timothys average

was 76 on the
5 test his average score was 85 What was
his average score
on all the 9 tests​

Answer 1

x=153

Explanation:

5tests-85 average score

9tests-x average score

Cross multiply

5x=85×9

5x=765

Divide both sides by 5

x=153

Therefore,x=153