What was rene descartes contribution to the scientific revolution?

Rene Descartes made major contributions to the scientific revolution and also in the enlightenment in the areas of mathematics and philosophy. In the area of mathematics Descartes discovered and showed that algebraic equations could be made into two-dimensional geographic shapes and also that geographic shapes could be shown through algebraic equations. This was considered analytical geometry and helped lead to the discovery of other areas of mathematics like infinitesimal calculus. 

usually, however, secession was popular enough without the of community leaders. prominent unionists, on the other hand, were a major reason that texas did not secede before march 1861. the most important of these was sam houston, the governor of the state from 1859 to 1861.

sam hudsion

can i have brainlest