Por favor!! Es urgente doy corona plis La edad de Pedro es tres veces la edad de Jorge, la suma de ambas edades es 72 años. Halle ambas edades.

Pedro age =  54 ; Jorge age = 18

Step-by-step explanation:

Pedro age = P

Jorge age = J

3J = P

J + P = 72

we have to substitute the value of P in the second equation

J + 3J = 72

we have solve the equation

4J = 72

J = 18

we have to subistute this value in the first equation

3*18 = P

P = 54

step-by-step explanation:

in which figure is point g a centroid

225x²+4=0

225x²=0-4

225x²=-4

x²=-4/225

x=±√-4/225