Answer: 81
Step-by-step explanation:
Mean of four nos = 85
Score = 85 x 4 = 340
Deduct 97 from 340 = 243
Mean of three nos. 243/3 = 81
Hi there!
Since we have 2 variables in the given equation, and you only want to solve for one, the other will end up in your answer.

Step 1) Add 8y to both sides.

Step 2) Divide both sides by 6.


Final Answer -

Hope this helps! :D
Answer:D
Step-by-stepA explanation: if you simply the fraction by 4/15. The answer is 0.26
The solution is equal to both numbers.
He sold it for $12 since 20% of 10 is 2