Solve x and y

x/2 + y/3 = 4
7x - y = 12​

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²

3.4a=57.8 what is the the value of a

Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15