Brainliest to right answer hurry

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

True or false look at the picture pls : /

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.