Answer:
n = -2
Step-by-step explanation:
5n - 16 - 8n = -10
Combine like terms
-3n -16 = -10
Add 16 to each side
-3n-16+16 = -10+16
-3n = 6
Divide by -3
-3n/-3 = 6/-3
n = -2
The right answer is: x + x + 2 + 9 = 29
Step-by-step explanation:
According to given statement,
Side 1: 9 units
Side 2: x units
Side 3: x+2 units
The perimeter of a triangle is given by

Putting the values we get

Hence,
The right answer is: x + x + 2 + 9 = 29
Keywords: Perimeter, triangle
Learn more about perimeter at:
#LearnwithBrainly
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It could be 1.85 meters for an adult bike.