Could someone please tell me or explain how to solve these types of equations?? you don’t have to do these problems specifically, but just tell me how to do it also sorry for the bad quality,,,

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided. write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !

The speeders soccer team charged $12 to wash each car at a fundraiser car wash. the team collected a total of $672 by the end of the day. how many cars did the deal wash?

Simplify. (-3ab^3)^4 a. -7ab^12 b. -12a^4b^7 c. -81a^4b^7 d. 81a^4b^12