Let u = {21, 22, 23, 40}, a = {21, 22, 23, 24, 25}, b = {26, 27, 28, 29}, c = {21, 23, 25, 27, 39}, and d = {22, 24, 26, 28, 40}.
use the roster method to write the following set.
11) aʹ

Find x to the nearest hundredth place

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

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?