Aset of equations is given below:
equation a: a = 5b + 1
equation b: a = 3b + 5
which of the following is a step that can be used to find the solution to the set of equations?

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

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.

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.