45/4 = 12/2f. what is f?

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on