Please help dont know answer

What is the equation of the line shown in this graph?

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13