On Elisa's birthday, her mom made a chocolate cake. After the party, 2/3 of the cake was left. The next day, Elisa ate 1/3 of what was left. Choose the model that shows what fractions of the cake Elisa ate.

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

If f(x) = 4 - x2 and g(x) = 6x, which expression is equivalent to (g-f)(3)? 06-3-(4 + 3)2 06-3-(4-33 6(3) - 4 +32 6(3) -4 -32