C. nn = 10
it isn't a literal equation, because an unknown variable (n) cannot be next to itself
-4(x+3)=8
Using the distributive property,
-4*x -4*(3) = 8
-4x+(-12) = 8
-4x = 8+12 = 20
x = 20/(-4) = -5
The number of cars that are in mint condition are = 84
<h3>Number of cars in mint condition</h3>
The number of baseball cards owned by Tanner = 200
The percentage of baseball cards that are in mint condition = 42%
Therefore the number of cars in mint condition
=


= 84
Therefore, the number of cars that are in mint condition are = 84
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