Solve the system of equations using matrices

-9x-2y=-19

-8x+6y=22

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

Match each inequality to the number line that represents its solution

Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.