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How old was the sapling when it was 86inches tall?
This equation shows how a sapling's height depends on its age.
h=2a+72
The variable a represents the age of the sapling in years, and the variable h represents the height of the sapling in inches.
​How tall was the sapling when it was 5 years old? 82 inches

Respuesta :

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Answer:

Based on the number of ridges in the trunk, how many veins will the tree be the same age  

Step-by-step explanation:

Answer:

at 86 inches tall it was 7 years old

Step-by-step explanation:

height = 2*a +72

so 86=2*a+72

86-72=2*a

14=2*a

7=a

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