Which property is shown?

(-9 + 17) + 23 = - 9 + (17 + 23)

A.

associative property

B.

commutative property

C.

distributive property

D.

opposite of a sum property

My homework says to give my answer correct to 2 decimal places. Does anyone know what that means?

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Determine the value of x which satisfies the following equation. ln (4x+1) = 6

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Joanna recorded the number of laps she swam during practice in one week. Freestyle 100 Breaststroke 50 Backstroke 60 Butterfly 25 What is the value of the breaststroke to butterfly ratio? [Type your answer as a fraction in simplest form.