Question

(x+2)²-x²=80 do this with proper step (no spam plz)​

Answer 1

Answer:

x^2+4+4x -x^2=80

4+4x=80

4x=80-4

4x=76

x=19

Answer 2

Answer:

(x+2)^2-x^2=80

x^2 +2(x)(2)+4-x^2=80

x^2 +4x+4-x^2=80

4x+4=80

4x=80-4

4x=76

x=76/4

x=19