Which equations are in standard form? check all that apply
y = 2x + 5
2x + 3y = –6
–4x + 3y = 12
y = x – 9
x + 3 = 6
x – y = 5
5x + 3y =

Ined this is due tomorrow and i dont know the answer can you find all the exponents

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?