Respuesta :
j = Joan
a = amber
a = 2j - 2
j + a = 34
j + 2j - 2 = 34
3j - 2 = 34
+2 + 2
3j = 36
j = 12
j + a = 34
12 + a = 34
-12 -12
a = 22
Joan would be 12 years old and Amber would be 22 years old.
a = amber
a = 2j - 2
j + a = 34
j + 2j - 2 = 34
3j - 2 = 34
+2 + 2
3j = 36
j = 12
j + a = 34
12 + a = 34
-12 -12
a = 22
Joan would be 12 years old and Amber would be 22 years old.