Respuesta :

Answer:

all real numbers are solutions

Step-by-step explanation:

1) simplify the equation 4x^2+12x+9=(2x+3)^2 is the same as 4x^2+12x+9=4x^2+12x+9

2)subtract 4x from both sides 12x+9=12+9

3)subtract 12x from both sides 9=9

4)subtract 9 from both sides 0=0

I really hope this helps!!!:)