Question

x²+2x=143 find the value of x?
step by step anwer it.......​

Answer 1

Answer:

x=11 OR -13

Step-by-step explanation:

(-2 ± √ 576)/2 = 11 or -13    <-- using the quadratic formula   - B  ±  √ B^2-4AC

Answer 2

I hope it will help you. Thanks