Hola! cuanto es veintitrés por 5

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1