Abag contains 5 red marbles, 3 blue marbles, 7 yellow marbles, and 2 green marbles. which ratio can be used to compare the yellow marbles to the blue marbles?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Ineed with math stuff it involves graphs

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.