Can somebody help me please ​

The first hexagon is dilated to form the second hexagon select the answers from the drop box menus to correctly complete the statement

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

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.