ILL GIVE BRAINLIST FOR THE FIRST TO GET #9 RIGHT!!

Answer is in the photo. I couldn't attach it here, but uploaded it to a file hosting. link below! Good Luck!

cutt.ly/XzW3SUN

logv3(x+2)=1

rewrite in exponential form:

logb(x) = y is equal to b^y =x

b = 3, y = 1

now solve for x:

3^1 = x+2)

x = 3-2

x = 1

see the picture for the graph.

i believe your answer is 99.7% of 7-year-old children are between 46.6 inches and 49.5 inches tall.