aburt2004 aburt2004 23-10-2020 Mathematics contestada Please help quick Will Give brainliest! Please!!!! I need help ASAP!!! Enter your answer and show all the steps that you use to solve this problem in the space provided. Find the variables. [ − 12 − w 2 2 f 3 ] = [ 2 k − 81 − 14 3] this is a matrix