55 divided (4 plus 7) times 6 plus(15 divided by3

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Which number can each term of the equation be multiplied by to eliminate the decimals before solving? 5.6j- 0.12=4+1.1j

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.