Solve the equation for x : 4x•2-12x=7

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

Your client has saved $1,860 for a down payment on a house. a government loan program requires a down payment equal to 3% of the loan amount. what is the largest loan amount that your client could receive with this program

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?