Arectangular kitchen is twice as long as it is wide, and it’s perimeter is 84 feet. find the dimensions of the kitchen

Lassify the function as linear or quadratic and identify the quadratic, linear, and constant terms. f(x) = (3x + 2)(−6x − 3) linear function; linear term: −21x; constant term: −6 linear function; linear term: −18x2; constant term: −6 quadratic function; quadratic term: 6x2; linear term: 24x; constant term: −6 quadratic function; quadratic term: −18x2; linear term: −21x; constant term: −6

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

The graph shown is the graph of which function?