Solve by elimination.
x + 2y = 7
3x - 2y = -3

How do you find the area of a triangle

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

What is the ratio of the length of an object in yards to the length of the same object in miles?