40% of the fish in a pond are goldfish and the rest are koi. the number of goldfish is g. the farmer then increases the number of koi by 10%. how many koi are in the pond now?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

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)