PLEASE HELP

Find the zero of the function 4x-5y=15

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.