In the first paragraph, President Lincoln says "the Chief Magistrate of the Nation." What position is he referring to when he says that phrase?

The President

A judge

A senator

A Mayor

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36