3. By solving the equation x2 + 4x = 12 using trial and error, solutions are:
A) {-2, 2} B) {-6, 2} C {6, -2} D) {-1, 1}

C

Step-by-step explanation:

I hope this is correct and have a great day

if im undersanding the question correctly, its organized from 10

step-by-step explanation:

good job you smart son of a gun you are smarter that einstein. 7