Question

What are the solutions to the quadratic equation below?
4X2 +28x + 49 = 5

Answer 1

4* 2 + 28x + 49 = 5
8 + 28x + 49 = 5
28 + 57 = 5
- 57 -57
———————————
28x = - 52
———————-
28x = 28

x = - 13/7

1) Multiple the numbers
2) Add the numbers
3) Add the same terms to both sides of the equation
4) Simplify
5) Divide both sides of the equation
6) Simplify