Answer:
7
Step-by-step explanation:
You could do x=81 with the little line on the top (represents the number going on forever, and example is 0.818181818181818181818181818818181818 etc.)
Answer:
The answer is -2
Step-by-step explanation:
First you do +10 on both sides leaving you with x = -2
And that is your final answer (x=-2)
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Answer:
The total golf balls Jack has now in terms of expression is as below

Where a is total number of balls and b is number of balls in each bag.
Step-by-step explanation:
Solution:
let a be the total number of balls and b is the number of balls in each bag.
Number of bags is 3.
So total number of balls before the friend gave is 
Now the friend has given him 6 more golf balls then the total number of balls will become 3b + 6.
Therefore, the required expression is
