Answer:
x=-4
Step-by-step explanation:
x+(-3)=-7
x-3=-7
x=-7+3=3-7
x=-4
The mean is 9.6
3+8+10+12+15= 48/5= 9.6
My answer to this question C
If you are trying to find the interest, it would be $60.00. To get this just multiply everything. Hope this helps!!! :)
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