The GCD of three numbers is 7 and their LCM is 140.If one of the numbers is 20,find the other number

System of two linear inequalities is graphed as shown, where the solution region is shaded. complete the sentences below by determining whether each point is, or is not, located in the solution region. the point (-3,2) located in the solution region. the point (-7,5) located in the solution region. the point (2,-5) located in the solution region. the point (-14,6) located in the solution region.