the number line at the right models an addition sentence select all the situations below could be modeled by the addition sentence.

take the logarithm of both sides (the base of the log doesn't matter):

apply the exponent property - this says that :

distribute the log terms on both sides:

group like terms together:

divide through both sides by the coefficient on :

you can do some additional rewriting here using the properties of the logarithm to simplify things if you like:

true

step-by-step explanation:

it is more then likely a review to you prepare for an upcomign test or quiz

$25 becasue a 10 increase would make it from 80 to 50